204828780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:296

約数の個数: 192

約数和(自身を含む): 655699968

約数和(自身を除く): 450871188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 43, 52, 60, 62, 65, 78, 86, 93, 124, 129, 130, 155, 156, 172, 186, 195, 197, 215, 258, 260, 310, 372, 390, 394, 403, 430, 465, 516, 559, 591, 620, 645, 780, 788, 806, 860, 930, 985, 1118, 1182, 1209, 1290, 1333, 1612, 1677, 1860, 1970, 2015, 2236, 2364, 2418, 2561, 2580, 2666, 2795, 2955, 3354, 3940, 3999, 4030, 4836, 5122, 5332, 5590, 5910, 6045, 6107, 6665, 6708, 7683, 7998, 8060, 8385, 8471, 10244, 11180, 11820, 12090, 12214, 12805, 13330, 15366, 15996, 16770, 16942, 17329, 18321, 19995, 24180, 24428, 25413, 25610, 26660, 30535, 30732, 33540, 33884, 34658, 36642, 38415, 39990, 42355, 50826, 51220, 51987, 61070, 69316, 73284, 76830, 79391, 79980, 84710, 86645, 91605, 101652, 103974, 110123, 122140, 127065, 153660, 158782, 169420, 173290, 183210, 207948, 220246, 238173, 254130, 259935, 262601, 317564, 330369, 346580, 366420, 396955, 440492, 476346, 508260, 519870, 525202, 550615, 660738, 787803, 793910, 952692, 1039740, 1050404, 1101230, 1190865, 1313005, 1321476, 1575606, 1587820, 1651845, 2202460, 2381730, 2626010, 3151212, 3303690, 3413813, 3939015, 4763460, 5252020, 6607380, 6827626, 7878030, 10241439, 13655252, 15756060, 17069065, 20482878, 34138130, 40965756, 51207195, 68276260, 102414390, 204828780]

約数ペア:

[(1, 204828780), (2, 102414390), (3, 68276260), (4, 51207195), (5, 40965756), (6, 34138130), (10, 20482878), (12, 17069065), (13, 15756060), (15, 13655252), (20, 10241439), (26, 7878030), (30, 6827626), (31, 6607380), (39, 5252020), (43, 4763460), (52, 3939015), (60, 3413813), (62, 3303690), (65, 3151212), (78, 2626010), (86, 2381730), (93, 2202460), (124, 1651845), (129, 1587820), (130, 1575606), (155, 1321476), (156, 1313005), (172, 1190865), (186, 1101230), (195, 1050404), (197, 1039740), (215, 952692), (258, 793910), (260, 787803), (310, 660738), (372, 550615), (390, 525202), (394, 519870), (403, 508260), (430, 476346), (465, 440492), (516, 396955), (559, 366420), (591, 346580), (620, 330369), (645, 317564), (780, 262601), (788, 259935), (806, 254130), (860, 238173), (930, 220246), (985, 207948), (1118, 183210), (1182, 173290), (1209, 169420), (1290, 158782), (1333, 153660), (1612, 127065), (1677, 122140), (1860, 110123), (1970, 103974), (2015, 101652), (2236, 91605), (2364, 86645), (2418, 84710), (2561, 79980), (2580, 79391), (2666, 76830), (2795, 73284), (2955, 69316), (3354, 61070), (3940, 51987), (3999, 51220), (4030, 50826), (4836, 42355), (5122, 39990), (5332, 38415), (5590, 36642), (5910, 34658), (6045, 33884), (6107, 33540), (6665, 30732), (6708, 30535), (7683, 26660), (7998, 25610), (8060, 25413), (8385, 24428), (8471, 24180), (10244, 19995), (11180, 18321), (11820, 17329), (12090, 16942), (12214, 16770), (12805, 15996), (13330, 15366)]