21378817680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{1093}}^1$

素因数の和:1390

約数の個数: 320

約数和(自身を含む): 75012341760

約数和(自身を除く): 53633524080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 124, 132, 155, 165, 176, 186, 220, 239, 240, 248, 264, 310, 330, 341, 372, 440, 465, 478, 496, 528, 620, 660, 682, 717, 744, 880, 930, 956, 1023, 1093, 1195, 1240, 1320, 1364, 1434, 1488, 1705, 1860, 1912, 2046, 2186, 2390, 2480, 2629, 2640, 2728, 2868, 3279, 3410, 3585, 3720, 3824, 4092, 4372, 4780, 5115, 5258, 5456, 5465, 5736, 6558, 6820, 7170, 7409, 7440, 7887, 8184, 8744, 9560, 10230, 10516, 10930, 11472, 12023, 13116, 13145, 13640, 14340, 14818, 15774, 16368, 16395, 17488, 19120, 20460, 21032, 21860, 22227, 24046, 26232, 26290, 27280, 28680, 29636, 31548, 32790, 33883, 36069, 37045, 39435, 40920, 42064, 43720, 44454, 48092, 52464, 52580, 57360, 59272, 60115, 63096, 65580, 67766, 72138, 74090, 78870, 81499, 81840, 87440, 88908, 96184, 101649, 105160, 111135, 118544, 120230, 126192, 131160, 135532, 144276, 148180, 157740, 162998, 169415, 177816, 180345, 192368, 203298, 210320, 222270, 240460, 244497, 261227, 262320, 271064, 288552, 296360, 315480, 325996, 338830, 355632, 360690, 372713, 406596, 407495, 444540, 480920, 488994, 508245, 522454, 542128, 577104, 592720, 630960, 651992, 677660, 721380, 745426, 783681, 813192, 814990, 889080, 961840, 977988, 1016490, 1044908, 1118139, 1222485, 1303984, 1306135, 1355320, 1442760, 1490852, 1567362, 1626384, 1629980, 1778160, 1863565, 1955976, 2032980, 2089816, 2236278, 2444970, 2612270, 2710640, 2873497, 2885520, 2981704, 3134724, 3259960, 3727130, 3911952, 3918405, 4065960, 4179632, 4472556, 4889940, 5224540, 5590695, 5746994, 5963408, 6269448, 6519920, 7454260, 7836810, 8098037, 8131920, 8620491, 8945112, 9779880, 10449080, 11181390, 11493988, 12538896, 14367485, 14908520, 15673620, 16196074, 17240982, 17890224, 19559760, 20898160, 22362780, 22987976, 24294111, 28734970, 29817040, 31347240, 32392148, 34481964, 40490185, 43102455, 44725560, 45975952, 48588222, 57469940, 62694480, 64784296, 68963928, 80980370, 86204910, 89078407, 89451120, 97176444, 114939880, 121470555, 129568592, 137927856, 161960740, 172409820, 178156814, 194352888, 229879760, 242941110, 267235221, 323921480, 344819640, 356313628, 388705776, 445392035, 485882220, 534470442, 647842960, 689639280, 712627256, 890784070, 971764440, 1068940884, 1336176105, 1425254512, 1781568140, 1943528880, 2137881768, 2672352210, 3563136280, 4275763536, 5344704420, 7126272560, 10689408840, 21378817680]

約数ペア:

[(1, 21378817680), (2, 10689408840), (3, 7126272560), (4, 5344704420), (5, 4275763536), (6, 3563136280), (8, 2672352210), (10, 2137881768), (11, 1943528880), (12, 1781568140), (15, 1425254512), (16, 1336176105), (20, 1068940884), (22, 971764440), (24, 890784070), (30, 712627256), (31, 689639280), (33, 647842960), (40, 534470442), (44, 485882220), (48, 445392035), (55, 388705776), (60, 356313628), (62, 344819640), (66, 323921480), (80, 267235221), (88, 242941110), (93, 229879760), (110, 194352888), (120, 178156814), (124, 172409820), (132, 161960740), (155, 137927856), (165, 129568592), (176, 121470555), (186, 114939880), (220, 97176444), (239, 89451120), (240, 89078407), (248, 86204910), (264, 80980370), (310, 68963928), (330, 64784296), (341, 62694480), (372, 57469940), (440, 48588222), (465, 45975952), (478, 44725560), (496, 43102455), (528, 40490185), (620, 34481964), (660, 32392148), (682, 31347240), (717, 29817040), (744, 28734970), (880, 24294111), (930, 22987976), (956, 22362780), (1023, 20898160), (1093, 19559760), (1195, 17890224), (1240, 17240982), (1320, 16196074), (1364, 15673620), (1434, 14908520), (1488, 14367485), (1705, 12538896), (1860, 11493988), (1912, 11181390), (2046, 10449080), (2186, 9779880), (2390, 8945112), (2480, 8620491), (2629, 8131920), (2640, 8098037), (2728, 7836810), (2868, 7454260), (3279, 6519920), (3410, 6269448), (3585, 5963408), (3720, 5746994), (3824, 5590695), (4092, 5224540), (4372, 4889940), (4780, 4472556), (5115, 4179632), (5258, 4065960), (5456, 3918405), (5465, 3911952), (5736, 3727130), (6558, 3259960), (6820, 3134724), (7170, 2981704), (7409, 2885520), (7440, 2873497), (7887, 2710640), (8184, 2612270), (8744, 2444970), (9560, 2236278), (10230, 2089816), (10516, 2032980), (10930, 1955976), (11472, 1863565), (12023, 1778160), (13116, 1629980), (13145, 1626384), (13640, 1567362), (14340, 1490852), (14818, 1442760), (15774, 1355320), (16368, 1306135), (16395, 1303984), (17488, 1222485), (19120, 1118139), (20460, 1044908), (21032, 1016490), (21860, 977988), (22227, 961840), (24046, 889080), (26232, 814990), (26290, 813192), (27280, 783681), (28680, 745426), (29636, 721380), (31548, 677660), (32790, 651992), (33883, 630960), (36069, 592720), (37045, 577104), (39435, 542128), (40920, 522454), (42064, 508245), (43720, 488994), (44454, 480920), (48092, 444540), (52464, 407495), (52580, 406596), (57360, 372713), (59272, 360690), (60115, 355632), (63096, 338830), (65580, 325996), (67766, 315480), (72138, 296360), (74090, 288552), (78870, 271064), (81499, 262320), (81840, 261227), (87440, 244497), (88908, 240460), (96184, 222270), (101649, 210320), (105160, 203298), (111135, 192368), (118544, 180345), (120230, 177816), (126192, 169415), (131160, 162998), (135532, 157740), (144276, 148180)]