20406750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1$

素因数の和:76

約数の個数: 192

約数和(自身を含む): 65774592

約数和(自身を除く): 45367842

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 23, 25, 26, 30, 35, 39, 42, 46, 50, 65, 69, 70, 75, 78, 91, 105, 115, 125, 130, 138, 150, 161, 169, 175, 182, 195, 210, 230, 250, 273, 299, 322, 325, 338, 345, 350, 375, 390, 455, 483, 507, 525, 546, 575, 598, 650, 690, 750, 805, 845, 875, 897, 910, 966, 975, 1014, 1050, 1150, 1183, 1365, 1495, 1610, 1625, 1690, 1725, 1750, 1794, 1950, 2093, 2275, 2366, 2415, 2535, 2625, 2730, 2875, 2990, 3250, 3450, 3549, 3887, 4025, 4186, 4225, 4485, 4550, 4830, 4875, 5070, 5250, 5750, 5915, 6279, 6825, 7098, 7475, 7774, 8050, 8450, 8625, 8970, 9750, 10465, 11375, 11661, 11830, 12075, 12558, 12675, 13650, 14950, 17250, 17745, 19435, 20125, 20930, 21125, 22425, 22750, 23322, 24150, 25350, 27209, 29575, 31395, 34125, 35490, 37375, 38870, 40250, 42250, 44850, 52325, 54418, 58305, 59150, 60375, 62790, 63375, 68250, 74750, 81627, 88725, 97175, 104650, 112125, 116610, 120750, 126750, 136045, 147875, 156975, 163254, 177450, 194350, 224250, 261625, 272090, 291525, 295750, 313950, 408135, 443625, 485875, 523250, 583050, 680225, 784875, 816270, 887250, 971750, 1360450, 1457625, 1569750, 2040675, 2915250, 3401125, 4081350, 6802250, 10203375, 20406750]

約数ペア:

[(1, 20406750), (2, 10203375), (3, 6802250), (5, 4081350), (6, 3401125), (7, 2915250), (10, 2040675), (13, 1569750), (14, 1457625), (15, 1360450), (21, 971750), (23, 887250), (25, 816270), (26, 784875), (30, 680225), (35, 583050), (39, 523250), (42, 485875), (46, 443625), (50, 408135), (65, 313950), (69, 295750), (70, 291525), (75, 272090), (78, 261625), (91, 224250), (105, 194350), (115, 177450), (125, 163254), (130, 156975), (138, 147875), (150, 136045), (161, 126750), (169, 120750), (175, 116610), (182, 112125), (195, 104650), (210, 97175), (230, 88725), (250, 81627), (273, 74750), (299, 68250), (322, 63375), (325, 62790), (338, 60375), (345, 59150), (350, 58305), (375, 54418), (390, 52325), (455, 44850), (483, 42250), (507, 40250), (525, 38870), (546, 37375), (575, 35490), (598, 34125), (650, 31395), (690, 29575), (750, 27209), (805, 25350), (845, 24150), (875, 23322), (897, 22750), (910, 22425), (966, 21125), (975, 20930), (1014, 20125), (1050, 19435), (1150, 17745), (1183, 17250), (1365, 14950), (1495, 13650), (1610, 12675), (1625, 12558), (1690, 12075), (1725, 11830), (1750, 11661), (1794, 11375), (1950, 10465), (2093, 9750), (2275, 8970), (2366, 8625), (2415, 8450), (2535, 8050), (2625, 7774), (2730, 7475), (2875, 7098), (2990, 6825), (3250, 6279), (3450, 5915), (3549, 5750), (3887, 5250), (4025, 5070), (4186, 4875), (4225, 4830), (4485, 4550)]