254276880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:310

約数の個数: 320

約数和(自身を含む): 959938560

約数和(自身を除く): 705661680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 31, 33, 39, 40, 44, 48, 52, 55, 60, 62, 65, 66, 78, 80, 88, 93, 104, 110, 120, 124, 130, 132, 143, 155, 156, 165, 176, 186, 195, 208, 220, 239, 240, 248, 260, 264, 286, 310, 312, 330, 341, 372, 390, 403, 429, 440, 465, 478, 496, 520, 528, 572, 620, 624, 660, 682, 715, 717, 744, 780, 806, 858, 880, 930, 956, 1023, 1040, 1144, 1195, 1209, 1240, 1320, 1364, 1430, 1434, 1488, 1560, 1612, 1705, 1716, 1860, 1912, 2015, 2046, 2145, 2288, 2390, 2418, 2480, 2629, 2640, 2728, 2860, 2868, 3107, 3120, 3224, 3410, 3432, 3585, 3720, 3824, 4030, 4092, 4290, 4433, 4780, 4836, 5115, 5258, 5456, 5720, 5736, 6045, 6214, 6448, 6820, 6864, 7170, 7409, 7440, 7887, 8060, 8184, 8580, 8866, 9321, 9560, 9672, 10230, 10516, 11440, 11472, 12090, 12428, 13145, 13299, 13640, 14340, 14818, 15535, 15774, 16120, 16368, 17160, 17732, 18642, 19120, 19344, 20460, 21032, 22165, 22227, 24180, 24856, 26290, 26598, 27280, 28680, 29636, 31070, 31548, 32240, 34177, 34320, 35464, 37045, 37284, 39435, 40920, 42064, 44330, 44454, 46605, 48360, 49712, 52580, 53196, 57360, 59272, 62140, 63096, 66495, 68354, 70928, 74090, 74568, 78870, 81499, 81840, 88660, 88908, 93210, 96317, 96720, 102531, 105160, 106392, 111135, 118544, 124280, 126192, 132990, 136708, 148180, 149136, 157740, 162998, 170885, 177320, 177816, 186420, 192634, 205062, 210320, 212784, 222270, 244497, 248560, 265980, 273416, 288951, 296360, 315480, 325996, 341770, 354640, 355632, 372840, 385268, 407495, 410124, 444540, 481585, 488994, 512655, 531960, 546832, 577902, 592720, 630960, 651992, 683540, 745680, 770536, 814990, 820248, 889080, 963170, 977988, 1025310, 1059487, 1063920, 1155804, 1222485, 1303984, 1367080, 1444755, 1541072, 1629980, 1640496, 1778160, 1926340, 1955976, 2050620, 2118974, 2311608, 2444970, 2734160, 2889510, 3178461, 3259960, 3852680, 3911952, 4101240, 4237948, 4623216, 4889940, 5297435, 5779020, 6356922, 6519920, 7705360, 8202480, 8475896, 9779880, 10594870, 11558040, 12713844, 15892305, 16951792, 19559760, 21189740, 23116080, 25427688, 31784610, 42379480, 50855376, 63569220, 84758960, 127138440, 254276880]

約数ペア:

[(1, 254276880), (2, 127138440), (3, 84758960), (4, 63569220), (5, 50855376), (6, 42379480), (8, 31784610), (10, 25427688), (11, 23116080), (12, 21189740), (13, 19559760), (15, 16951792), (16, 15892305), (20, 12713844), (22, 11558040), (24, 10594870), (26, 9779880), (30, 8475896), (31, 8202480), (33, 7705360), (39, 6519920), (40, 6356922), (44, 5779020), (48, 5297435), (52, 4889940), (55, 4623216), (60, 4237948), (62, 4101240), (65, 3911952), (66, 3852680), (78, 3259960), (80, 3178461), (88, 2889510), (93, 2734160), (104, 2444970), (110, 2311608), (120, 2118974), (124, 2050620), (130, 1955976), (132, 1926340), (143, 1778160), (155, 1640496), (156, 1629980), (165, 1541072), (176, 1444755), (186, 1367080), (195, 1303984), (208, 1222485), (220, 1155804), (239, 1063920), (240, 1059487), (248, 1025310), (260, 977988), (264, 963170), (286, 889080), (310, 820248), (312, 814990), (330, 770536), (341, 745680), (372, 683540), (390, 651992), (403, 630960), (429, 592720), (440, 577902), (465, 546832), (478, 531960), (496, 512655), (520, 488994), (528, 481585), (572, 444540), (620, 410124), (624, 407495), (660, 385268), (682, 372840), (715, 355632), (717, 354640), (744, 341770), (780, 325996), (806, 315480), (858, 296360), (880, 288951), (930, 273416), (956, 265980), (1023, 248560), (1040, 244497), (1144, 222270), (1195, 212784), (1209, 210320), (1240, 205062), (1320, 192634), (1364, 186420), (1430, 177816), (1434, 177320), (1488, 170885), (1560, 162998), (1612, 157740), (1705, 149136), (1716, 148180), (1860, 136708), (1912, 132990), (2015, 126192), (2046, 124280), (2145, 118544), (2288, 111135), (2390, 106392), (2418, 105160), (2480, 102531), (2629, 96720), (2640, 96317), (2728, 93210), (2860, 88908), (2868, 88660), (3107, 81840), (3120, 81499), (3224, 78870), (3410, 74568), (3432, 74090), (3585, 70928), (3720, 68354), (3824, 66495), (4030, 63096), (4092, 62140), (4290, 59272), (4433, 57360), (4780, 53196), (4836, 52580), (5115, 49712), (5258, 48360), (5456, 46605), (5720, 44454), (5736, 44330), (6045, 42064), (6214, 40920), (6448, 39435), (6820, 37284), (6864, 37045), (7170, 35464), (7409, 34320), (7440, 34177), (7887, 32240), (8060, 31548), (8184, 31070), (8580, 29636), (8866, 28680), (9321, 27280), (9560, 26598), (9672, 26290), (10230, 24856), (10516, 24180), (11440, 22227), (11472, 22165), (12090, 21032), (12428, 20460), (13145, 19344), (13299, 19120), (13640, 18642), (14340, 17732), (14818, 17160), (15535, 16368), (15774, 16120)]