19138050

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{599}}^1$

素因数の和:688

約数の個数: 72

約数和(自身を含む): 52228800

約数和(自身を除く): 33090750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 71, 75, 90, 142, 150, 213, 225, 355, 426, 450, 599, 639, 710, 1065, 1198, 1278, 1775, 1797, 2130, 2995, 3195, 3550, 3594, 5325, 5391, 5990, 6390, 8985, 10650, 10782, 14975, 15975, 17970, 26955, 29950, 31950, 42529, 44925, 53910, 85058, 89850, 127587, 134775, 212645, 255174, 269550, 382761, 425290, 637935, 765522, 1063225, 1275870, 1913805, 2126450, 3189675, 3827610, 6379350, 9569025, 19138050]

約数ペア:

[(1, 19138050), (2, 9569025), (3, 6379350), (5, 3827610), (6, 3189675), (9, 2126450), (10, 1913805), (15, 1275870), (18, 1063225), (25, 765522), (30, 637935), (45, 425290), (50, 382761), (71, 269550), (75, 255174), (90, 212645), (142, 134775), (150, 127587), (213, 89850), (225, 85058), (355, 53910), (426, 44925), (450, 42529), (599, 31950), (639, 29950), (710, 26955), (1065, 17970), (1198, 15975), (1278, 14975), (1775, 10782), (1797, 10650), (2130, 8985), (2995, 6390), (3195, 5990), (3550, 5391), (3594, 5325)]