20148746672

素因数分解:

$2^4\times {\mathrm{23}}^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:232

約数の個数: 160

約数和(自身を含む): 43722201600

約数和(自身を除く): 23573454928

約数列:

[1, 2, 4, 8, 16, 23, 29, 43, 46, 58, 83, 86, 92, 116, 166, 172, 184, 232, 332, 344, 368, 464, 529, 664, 667, 688, 989, 1058, 1247, 1328, 1334, 1909, 1978, 2116, 2407, 2494, 2668, 3569, 3818, 3956, 4232, 4814, 4988, 5336, 7138, 7636, 7912, 8464, 9628, 9976, 10672, 12167, 14276, 15272, 15341, 15824, 19256, 19952, 22747, 24334, 28552, 28681, 30544, 30682, 38512, 43907, 45494, 48668, 55361, 57104, 57362, 61364, 82087, 87814, 90988, 97336, 103501, 110722, 114724, 122728, 164174, 175628, 181976, 194672, 207002, 221444, 229448, 245456, 328348, 351256, 352843, 363952, 414004, 442888, 458896, 523181, 656696, 659663, 702512, 705686, 828008, 885776, 1009861, 1046362, 1273303, 1313392, 1319326, 1411372, 1656016, 1888001, 2019722, 2092724, 2380523, 2546606, 2638652, 2822744, 3776002, 4039444, 4185448, 4761046, 5093212, 5277304, 5645488, 7552004, 8078888, 8370896, 9522092, 10186424, 10554608, 15104008, 15172249, 16157776, 19044184, 20372848, 29285969, 30208016, 30344498, 38088368, 43424023, 54752029, 58571938, 60688996, 86848046, 109504058, 117143876, 121377992, 173696092, 219008116, 234287752, 242755984, 347392184, 438016232, 468575504, 694784368, 876032464, 1259296667, 2518593334, 5037186668, 10074373336, 20148746672]

約数ペア:

[(1, 20148746672), (2, 10074373336), (4, 5037186668), (8, 2518593334), (16, 1259296667), (23, 876032464), (29, 694784368), (43, 468575504), (46, 438016232), (58, 347392184), (83, 242755984), (86, 234287752), (92, 219008116), (116, 173696092), (166, 121377992), (172, 117143876), (184, 109504058), (232, 86848046), (332, 60688996), (344, 58571938), (368, 54752029), (464, 43424023), (529, 38088368), (664, 30344498), (667, 30208016), (688, 29285969), (989, 20372848), (1058, 19044184), (1247, 16157776), (1328, 15172249), (1334, 15104008), (1909, 10554608), (1978, 10186424), (2116, 9522092), (2407, 8370896), (2494, 8078888), (2668, 7552004), (3569, 5645488), (3818, 5277304), (3956, 5093212), (4232, 4761046), (4814, 4185448), (4988, 4039444), (5336, 3776002), (7138, 2822744), (7636, 2638652), (7912, 2546606), (8464, 2380523), (9628, 2092724), (9976, 2019722), (10672, 1888001), (12167, 1656016), (14276, 1411372), (15272, 1319326), (15341, 1313392), (15824, 1273303), (19256, 1046362), (19952, 1009861), (22747, 885776), (24334, 828008), (28552, 705686), (28681, 702512), (30544, 659663), (30682, 656696), (38512, 523181), (43907, 458896), (45494, 442888), (48668, 414004), (55361, 363952), (57104, 352843), (57362, 351256), (61364, 328348), (82087, 245456), (87814, 229448), (90988, 221444), (97336, 207002), (103501, 194672), (110722, 181976), (114724, 175628), (122728, 164174)]