19559760

素因数分解:

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

素因数の和:297

約数の個数: 160

約数和(自身を含む): 68567040

約数和(自身を除く): 49007280

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, 1195, 1240, 1320, 1364, 1434, 1488, 1705, 1860, 1912, 2046, 2390, 2480, 2629, 2640, 2728, 2868, 3410, 3585, 3720, 3824, 4092, 4780, 5115, 5258, 5456, 5736, 6820, 7170, 7409, 7440, 7887, 8184, 9560, 10230, 10516, 11472, 13145, 13640, 14340, 14818, 15774, 16368, 19120, 20460, 21032, 22227, 26290, 27280, 28680, 29636, 31548, 37045, 39435, 40920, 42064, 44454, 52580, 57360, 59272, 63096, 74090, 78870, 81499, 81840, 88908, 105160, 111135, 118544, 126192, 148180, 157740, 162998, 177816, 210320, 222270, 244497, 296360, 315480, 325996, 355632, 407495, 444540, 488994, 592720, 630960, 651992, 814990, 889080, 977988, 1222485, 1303984, 1629980, 1778160, 1955976, 2444970, 3259960, 3911952, 4889940, 6519920, 9779880, 19559760]

約数ペア:

[(1, 19559760), (2, 9779880), (3, 6519920), (4, 4889940), (5, 3911952), (6, 3259960), (8, 2444970), (10, 1955976), (11, 1778160), (12, 1629980), (15, 1303984), (16, 1222485), (20, 977988), (22, 889080), (24, 814990), (30, 651992), (31, 630960), (33, 592720), (40, 488994), (44, 444540), (48, 407495), (55, 355632), (60, 325996), (62, 315480), (66, 296360), (80, 244497), (88, 222270), (93, 210320), (110, 177816), (120, 162998), (124, 157740), (132, 148180), (155, 126192), (165, 118544), (176, 111135), (186, 105160), (220, 88908), (239, 81840), (240, 81499), (248, 78870), (264, 74090), (310, 63096), (330, 59272), (341, 57360), (372, 52580), (440, 44454), (465, 42064), (478, 40920), (496, 39435), (528, 37045), (620, 31548), (660, 29636), (682, 28680), (717, 27280), (744, 26290), (880, 22227), (930, 21032), (956, 20460), (1023, 19120), (1195, 16368), (1240, 15774), (1320, 14818), (1364, 14340), (1434, 13640), (1488, 13145), (1705, 11472), (1860, 10516), (1912, 10230), (2046, 9560), (2390, 8184), (2480, 7887), (2629, 7440), (2640, 7409), (2728, 7170), (2868, 6820), (3410, 5736), (3585, 5456), (3720, 5258), (3824, 5115), (4092, 4780)]