1619760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1$

素因数の和:430

約数の個数: 80

約数和(自身を含む): 5330016

約数和(自身を除く): 3710256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 397, 408, 510, 680, 794, 816, 1020, 1191, 1360, 1588, 1985, 2040, 2382, 3176, 3970, 4080, 4764, 5955, 6352, 6749, 7940, 9528, 11910, 13498, 15880, 19056, 20247, 23820, 26996, 31760, 33745, 40494, 47640, 53992, 67490, 80988, 95280, 101235, 107984, 134980, 161976, 202470, 269960, 323952, 404940, 539920, 809880, 1619760]

約数ペア:

[(1, 1619760), (2, 809880), (3, 539920), (4, 404940), (5, 323952), (6, 269960), (8, 202470), (10, 161976), (12, 134980), (15, 107984), (16, 101235), (17, 95280), (20, 80988), (24, 67490), (30, 53992), (34, 47640), (40, 40494), (48, 33745), (51, 31760), (60, 26996), (68, 23820), (80, 20247), (85, 19056), (102, 15880), (120, 13498), (136, 11910), (170, 9528), (204, 7940), (240, 6749), (255, 6352), (272, 5955), (340, 4764), (397, 4080), (408, 3970), (510, 3176), (680, 2382), (794, 2040), (816, 1985), (1020, 1588), (1191, 1360)]