20199468120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{18793}}^1$

素因数の和:18886

約数の個数: 192

約数和(自身を含む): 66860030880

約数和(自身を除く): 46660562760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 53, 60, 65, 78, 104, 106, 120, 130, 156, 159, 169, 195, 212, 260, 265, 312, 318, 338, 390, 424, 507, 520, 530, 636, 676, 689, 780, 795, 845, 1014, 1060, 1272, 1352, 1378, 1560, 1590, 1690, 2028, 2067, 2120, 2535, 2756, 3180, 3380, 3445, 4056, 4134, 5070, 5512, 6360, 6760, 6890, 8268, 8957, 10140, 10335, 13780, 16536, 17914, 18793, 20280, 20670, 26871, 27560, 35828, 37586, 41340, 44785, 53742, 56379, 71656, 75172, 82680, 89570, 93965, 107484, 112758, 134355, 150344, 179140, 187930, 214968, 225516, 244309, 268710, 281895, 358280, 375860, 451032, 488618, 537420, 563790, 732927, 751720, 977236, 996029, 1074840, 1127580, 1221545, 1465854, 1954472, 1992058, 2255160, 2443090, 2931708, 2988087, 3176017, 3664635, 3984116, 4886180, 4980145, 5863416, 5976174, 6352034, 7329270, 7968232, 9528051, 9772360, 9960290, 11952348, 12704068, 12948377, 14658540, 14940435, 15880085, 19056102, 19920580, 23904696, 25408136, 25896754, 29317080, 29880870, 31760170, 38112204, 38845131, 39841160, 47640255, 51793508, 59761740, 63520340, 64741885, 76224408, 77690262, 95280510, 103587016, 119523480, 127040680, 129483770, 155380524, 168328901, 190561020, 194225655, 258967540, 310761048, 336657802, 381122040, 388451310, 504986703, 517935080, 673315604, 776902620, 841644505, 1009973406, 1346631208, 1553805240, 1683289010, 2019946812, 2524933515, 3366578020, 4039893624, 5049867030, 6733156040, 10099734060, 20199468120]

約数ペア:

[(1, 20199468120), (2, 10099734060), (3, 6733156040), (4, 5049867030), (5, 4039893624), (6, 3366578020), (8, 2524933515), (10, 2019946812), (12, 1683289010), (13, 1553805240), (15, 1346631208), (20, 1009973406), (24, 841644505), (26, 776902620), (30, 673315604), (39, 517935080), (40, 504986703), (52, 388451310), (53, 381122040), (60, 336657802), (65, 310761048), (78, 258967540), (104, 194225655), (106, 190561020), (120, 168328901), (130, 155380524), (156, 129483770), (159, 127040680), (169, 119523480), (195, 103587016), (212, 95280510), (260, 77690262), (265, 76224408), (312, 64741885), (318, 63520340), (338, 59761740), (390, 51793508), (424, 47640255), (507, 39841160), (520, 38845131), (530, 38112204), (636, 31760170), (676, 29880870), (689, 29317080), (780, 25896754), (795, 25408136), (845, 23904696), (1014, 19920580), (1060, 19056102), (1272, 15880085), (1352, 14940435), (1378, 14658540), (1560, 12948377), (1590, 12704068), (1690, 11952348), (2028, 9960290), (2067, 9772360), (2120, 9528051), (2535, 7968232), (2756, 7329270), (3180, 6352034), (3380, 5976174), (3445, 5863416), (4056, 4980145), (4134, 4886180), (5070, 3984116), (5512, 3664635), (6360, 3176017), (6760, 2988087), (6890, 2931708), (8268, 2443090), (8957, 2255160), (10140, 1992058), (10335, 1954472), (13780, 1465854), (16536, 1221545), (17914, 1127580), (18793, 1074840), (20280, 996029), (20670, 977236), (26871, 751720), (27560, 732927), (35828, 563790), (37586, 537420), (41340, 488618), (44785, 451032), (53742, 375860), (56379, 358280), (71656, 281895), (75172, 268710), (82680, 244309), (89570, 225516), (93965, 214968), (107484, 187930), (112758, 179140), (134355, 150344)]