16311840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1999}}^1$

素因数の和:2034

約数の個数: 96

約数和(自身を含む): 54432000

約数和(自身を除く): 38120160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 240, 255, 272, 340, 408, 480, 510, 544, 680, 816, 1020, 1360, 1632, 1999, 2040, 2720, 3998, 4080, 5997, 7996, 8160, 9995, 11994, 15992, 19990, 23988, 29985, 31984, 33983, 39980, 47976, 59970, 63968, 67966, 79960, 95952, 101949, 119940, 135932, 159920, 169915, 191904, 203898, 239880, 271864, 319840, 339830, 407796, 479760, 509745, 543728, 679660, 815592, 959520, 1019490, 1087456, 1359320, 1631184, 2038980, 2718640, 3262368, 4077960, 5437280, 8155920, 16311840]

約数ペア:

[(1, 16311840), (2, 8155920), (3, 5437280), (4, 4077960), (5, 3262368), (6, 2718640), (8, 2038980), (10, 1631184), (12, 1359320), (15, 1087456), (16, 1019490), (17, 959520), (20, 815592), (24, 679660), (30, 543728), (32, 509745), (34, 479760), (40, 407796), (48, 339830), (51, 319840), (60, 271864), (68, 239880), (80, 203898), (85, 191904), (96, 169915), (102, 159920), (120, 135932), (136, 119940), (160, 101949), (170, 95952), (204, 79960), (240, 67966), (255, 63968), (272, 59970), (340, 47976), (408, 39980), (480, 33983), (510, 31984), (544, 29985), (680, 23988), (816, 19990), (1020, 15992), (1360, 11994), (1632, 9995), (1999, 8160), (2040, 7996), (2720, 5997), (3998, 4080)]