16818750

素因数分解:

$2^1\times 3^2\times 5^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:69

約数の個数: 144

約数和(自身を含む): 51184224

約数和(自身を除く): 34365474

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 23, 25, 26, 30, 39, 45, 46, 50, 65, 69, 75, 78, 90, 115, 117, 125, 130, 138, 150, 195, 207, 225, 230, 234, 250, 299, 325, 345, 375, 390, 414, 450, 575, 585, 598, 625, 650, 690, 750, 897, 975, 1035, 1125, 1150, 1170, 1250, 1495, 1625, 1725, 1794, 1875, 1950, 2070, 2250, 2691, 2875, 2925, 2990, 3125, 3250, 3450, 3750, 4485, 4875, 5175, 5382, 5625, 5750, 5850, 6250, 7475, 8125, 8625, 8970, 9375, 9750, 10350, 11250, 13455, 14375, 14625, 14950, 16250, 17250, 18750, 22425, 24375, 25875, 26910, 28125, 28750, 29250, 37375, 40625, 43125, 44850, 48750, 51750, 56250, 67275, 71875, 73125, 74750, 81250, 86250, 112125, 121875, 129375, 134550, 143750, 146250, 186875, 215625, 224250, 243750, 258750, 336375, 365625, 373750, 431250, 560625, 646875, 672750, 731250, 934375, 1121250, 1293750, 1681875, 1868750, 2803125, 3363750, 5606250, 8409375, 16818750]

約数ペア:

[(1, 16818750), (2, 8409375), (3, 5606250), (5, 3363750), (6, 2803125), (9, 1868750), (10, 1681875), (13, 1293750), (15, 1121250), (18, 934375), (23, 731250), (25, 672750), (26, 646875), (30, 560625), (39, 431250), (45, 373750), (46, 365625), (50, 336375), (65, 258750), (69, 243750), (75, 224250), (78, 215625), (90, 186875), (115, 146250), (117, 143750), (125, 134550), (130, 129375), (138, 121875), (150, 112125), (195, 86250), (207, 81250), (225, 74750), (230, 73125), (234, 71875), (250, 67275), (299, 56250), (325, 51750), (345, 48750), (375, 44850), (390, 43125), (414, 40625), (450, 37375), (575, 29250), (585, 28750), (598, 28125), (625, 26910), (650, 25875), (690, 24375), (750, 22425), (897, 18750), (975, 17250), (1035, 16250), (1125, 14950), (1150, 14625), (1170, 14375), (1250, 13455), (1495, 11250), (1625, 10350), (1725, 9750), (1794, 9375), (1875, 8970), (1950, 8625), (2070, 8125), (2250, 7475), (2691, 6250), (2875, 5850), (2925, 5750), (2990, 5625), (3125, 5382), (3250, 5175), (3450, 4875), (3750, 4485)]