279974760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179471}}^1$

素因数の和:179498

約数の個数: 64

約数和(自身を含む): 904538880

約数和(自身を除く): 624564120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 179471, 358942, 538413, 717884, 897355, 1076826, 1435768, 1794710, 2153652, 2333123, 2692065, 3589420, 4307304, 4666246, 5384130, 6999369, 7178840, 9332492, 10768260, 11665615, 13998738, 18664984, 21536520, 23331230, 27997476, 34996845, 46662460, 55994952, 69993690, 93324920, 139987380, 279974760]

約数ペア:

[(1, 279974760), (2, 139987380), (3, 93324920), (4, 69993690), (5, 55994952), (6, 46662460), (8, 34996845), (10, 27997476), (12, 23331230), (13, 21536520), (15, 18664984), (20, 13998738), (24, 11665615), (26, 10768260), (30, 9332492), (39, 7178840), (40, 6999369), (52, 5384130), (60, 4666246), (65, 4307304), (78, 3589420), (104, 2692065), (120, 2333123), (130, 2153652), (156, 1794710), (195, 1435768), (260, 1076826), (312, 897355), (390, 717884), (520, 538413), (780, 358942), (1560, 179471)]