21822750

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:140

約数の個数: 128

約数和(自身を含む): 62674560

約数和(自身を除く): 40851810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 53, 54, 61, 75, 90, 106, 122, 125, 135, 150, 159, 183, 225, 250, 265, 270, 305, 318, 366, 375, 450, 477, 530, 549, 610, 675, 750, 795, 915, 954, 1098, 1125, 1325, 1350, 1431, 1525, 1590, 1647, 1830, 2250, 2385, 2650, 2745, 2862, 3050, 3233, 3294, 3375, 3975, 4575, 4770, 5490, 6466, 6625, 6750, 7155, 7625, 7950, 8235, 9150, 9699, 11925, 13250, 13725, 14310, 15250, 16165, 16470, 19398, 19875, 22875, 23850, 27450, 29097, 32330, 35775, 39750, 41175, 45750, 48495, 58194, 59625, 68625, 71550, 80825, 82350, 87291, 96990, 119250, 137250, 145485, 161650, 174582, 178875, 205875, 242475, 290970, 357750, 404125, 411750, 436455, 484950, 727425, 808250, 872910, 1212375, 1454850, 2182275, 2424750, 3637125, 4364550, 7274250, 10911375, 21822750]

約数ペア:

[(1, 21822750), (2, 10911375), (3, 7274250), (5, 4364550), (6, 3637125), (9, 2424750), (10, 2182275), (15, 1454850), (18, 1212375), (25, 872910), (27, 808250), (30, 727425), (45, 484950), (50, 436455), (53, 411750), (54, 404125), (61, 357750), (75, 290970), (90, 242475), (106, 205875), (122, 178875), (125, 174582), (135, 161650), (150, 145485), (159, 137250), (183, 119250), (225, 96990), (250, 87291), (265, 82350), (270, 80825), (305, 71550), (318, 68625), (366, 59625), (375, 58194), (450, 48495), (477, 45750), (530, 41175), (549, 39750), (610, 35775), (675, 32330), (750, 29097), (795, 27450), (915, 23850), (954, 22875), (1098, 19875), (1125, 19398), (1325, 16470), (1350, 16165), (1431, 15250), (1525, 14310), (1590, 13725), (1647, 13250), (1830, 11925), (2250, 9699), (2385, 9150), (2650, 8235), (2745, 7950), (2862, 7625), (3050, 7155), (3233, 6750), (3294, 6625), (3375, 6466), (3975, 5490), (4575, 4770)]