195121680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{62539}}^1$

素因数の和:62568

約数の個数: 80

約数和(自身を含む): 651416640

約数和(自身を除く): 456294960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 62539, 125078, 187617, 250156, 312695, 375234, 500312, 625390, 750468, 813007, 938085, 1000624, 1250780, 1500936, 1626014, 1876170, 2439021, 2501560, 3001872, 3252028, 3752340, 4065035, 4878042, 5003120, 6504056, 7504680, 8130070, 9756084, 12195105, 13008112, 15009360, 16260140, 19512168, 24390210, 32520280, 39024336, 48780420, 65040560, 97560840, 195121680]

約数ペア:

[(1, 195121680), (2, 97560840), (3, 65040560), (4, 48780420), (5, 39024336), (6, 32520280), (8, 24390210), (10, 19512168), (12, 16260140), (13, 15009360), (15, 13008112), (16, 12195105), (20, 9756084), (24, 8130070), (26, 7504680), (30, 6504056), (39, 5003120), (40, 4878042), (48, 4065035), (52, 3752340), (60, 3252028), (65, 3001872), (78, 2501560), (80, 2439021), (104, 1876170), (120, 1626014), (130, 1500936), (156, 1250780), (195, 1000624), (208, 938085), (240, 813007), (260, 750468), (312, 625390), (390, 500312), (520, 375234), (624, 312695), (780, 250156), (1040, 187617), (1560, 125078), (3120, 62539)]