203786460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{233}}^1$

素因数の和:404

約数の個数: 144

約数和(自身を含む): 640864224

約数和(自身を除く): 437077764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 113, 129, 172, 180, 215, 226, 233, 258, 339, 387, 430, 452, 466, 516, 565, 645, 678, 699, 774, 860, 932, 1017, 1130, 1165, 1290, 1356, 1398, 1548, 1695, 1935, 2034, 2097, 2260, 2330, 2580, 2796, 3390, 3495, 3870, 4068, 4194, 4660, 4859, 5085, 6780, 6990, 7740, 8388, 9718, 10019, 10170, 10485, 13980, 14577, 19436, 20038, 20340, 20970, 24295, 26329, 29154, 30057, 40076, 41940, 43731, 48590, 50095, 52658, 58308, 60114, 72885, 78987, 87462, 90171, 97180, 100190, 105316, 120228, 131645, 145770, 150285, 157974, 174924, 180342, 200380, 218655, 236961, 263290, 291540, 300570, 315948, 360684, 394935, 437310, 450855, 473922, 526580, 601140, 789870, 874620, 901710, 947844, 1132147, 1184805, 1579740, 1803420, 2264294, 2369610, 3396441, 4528588, 4739220, 5660735, 6792882, 10189323, 11321470, 13585764, 16982205, 20378646, 22642940, 33964410, 40757292, 50946615, 67928820, 101893230, 203786460]

約数ペア:

[(1, 203786460), (2, 101893230), (3, 67928820), (4, 50946615), (5, 40757292), (6, 33964410), (9, 22642940), (10, 20378646), (12, 16982205), (15, 13585764), (18, 11321470), (20, 10189323), (30, 6792882), (36, 5660735), (43, 4739220), (45, 4528588), (60, 3396441), (86, 2369610), (90, 2264294), (113, 1803420), (129, 1579740), (172, 1184805), (180, 1132147), (215, 947844), (226, 901710), (233, 874620), (258, 789870), (339, 601140), (387, 526580), (430, 473922), (452, 450855), (466, 437310), (516, 394935), (565, 360684), (645, 315948), (678, 300570), (699, 291540), (774, 263290), (860, 236961), (932, 218655), (1017, 200380), (1130, 180342), (1165, 174924), (1290, 157974), (1356, 150285), (1398, 145770), (1548, 131645), (1695, 120228), (1935, 105316), (2034, 100190), (2097, 97180), (2260, 90171), (2330, 87462), (2580, 78987), (2796, 72885), (3390, 60114), (3495, 58308), (3870, 52658), (4068, 50095), (4194, 48590), (4660, 43731), (4859, 41940), (5085, 40076), (6780, 30057), (6990, 29154), (7740, 26329), (8388, 24295), (9718, 20970), (10019, 20340), (10170, 20038), (10485, 19436), (13980, 14577)]