197657186680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1\times {\mathrm{9781}}^1$

素因数の和:10245

約数の個数: 128

約数和(自身を含む): 471038515200

約数和(自身を除く): 273381328520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 155, 172, 215, 248, 310, 344, 379, 430, 620, 758, 860, 1240, 1333, 1516, 1720, 1895, 2666, 3032, 3790, 5332, 6665, 7580, 9781, 10664, 11749, 13330, 15160, 16297, 19562, 23498, 26660, 32594, 39124, 46996, 48905, 53320, 58745, 65188, 78248, 81485, 93992, 97810, 117490, 130376, 162970, 195620, 234980, 303211, 325940, 391240, 420583, 469960, 505207, 606422, 651880, 841166, 1010414, 1212844, 1516055, 1682332, 2020828, 2102915, 2425688, 2526035, 3032110, 3364664, 3706999, 4041656, 4205830, 5052070, 6064220, 7413998, 8411660, 10104140, 12128440, 13038073, 14827996, 16823320, 18534995, 20208280, 26076146, 29655992, 37069990, 52152292, 65190365, 74139980, 104304584, 114916969, 130380730, 148279960, 159400957, 229833938, 260761460, 318801914, 459667876, 521522920, 574584845, 637603828, 797004785, 919335752, 1149169690, 1275207656, 1594009570, 2298339380, 3188019140, 4596678760, 4941429667, 6376038280, 9882859334, 19765718668, 24707148335, 39531437336, 49414296670, 98828593340, 197657186680]

約数ペア:

[(1, 197657186680), (2, 98828593340), (4, 49414296670), (5, 39531437336), (8, 24707148335), (10, 19765718668), (20, 9882859334), (31, 6376038280), (40, 4941429667), (43, 4596678760), (62, 3188019140), (86, 2298339380), (124, 1594009570), (155, 1275207656), (172, 1149169690), (215, 919335752), (248, 797004785), (310, 637603828), (344, 574584845), (379, 521522920), (430, 459667876), (620, 318801914), (758, 260761460), (860, 229833938), (1240, 159400957), (1333, 148279960), (1516, 130380730), (1720, 114916969), (1895, 104304584), (2666, 74139980), (3032, 65190365), (3790, 52152292), (5332, 37069990), (6665, 29655992), (7580, 26076146), (9781, 20208280), (10664, 18534995), (11749, 16823320), (13330, 14827996), (15160, 13038073), (16297, 12128440), (19562, 10104140), (23498, 8411660), (26660, 7413998), (32594, 6064220), (39124, 5052070), (46996, 4205830), (48905, 4041656), (53320, 3706999), (58745, 3364664), (65188, 3032110), (78248, 2526035), (81485, 2425688), (93992, 2102915), (97810, 2020828), (117490, 1682332), (130376, 1516055), (162970, 1212844), (195620, 1010414), (234980, 841166), (303211, 651880), (325940, 606422), (391240, 505207), (420583, 469960)]