378534910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{463}}^1$

素因数の和:833

約数の個数: 64

約数和(自身を含む): 776401920

約数和(自身を除く): 397867010

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 331, 463, 494, 662, 926, 1235, 1655, 2315, 2470, 3310, 4303, 4630, 6019, 6289, 8606, 8797, 12038, 12578, 17594, 21515, 30095, 31445, 43030, 43985, 60190, 62890, 81757, 87970, 114361, 153253, 163514, 228722, 306506, 408785, 571805, 766265, 817570, 1143610, 1532530, 1992289, 2911807, 3984578, 5823614, 9961445, 14559035, 19922890, 29118070, 37853491, 75706982, 189267455, 378534910]

約数ペア:

[(1, 378534910), (2, 189267455), (5, 75706982), (10, 37853491), (13, 29118070), (19, 19922890), (26, 14559035), (38, 9961445), (65, 5823614), (95, 3984578), (130, 2911807), (190, 1992289), (247, 1532530), (331, 1143610), (463, 817570), (494, 766265), (662, 571805), (926, 408785), (1235, 306506), (1655, 228722), (2315, 163514), (2470, 153253), (3310, 114361), (4303, 87970), (4630, 81757), (6019, 62890), (6289, 60190), (8606, 43985), (8797, 43030), (12038, 31445), (12578, 30095), (17594, 21515)]