1272446760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{815671}}^1$

素因数の和:815698

約数の個数: 64

約数和(自身を含む): 4110986880

約数和(自身を除く): 2838540120

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, 815671, 1631342, 2447013, 3262684, 4078355, 4894026, 6525368, 8156710, 9788052, 10603723, 12235065, 16313420, 19576104, 21207446, 24470130, 31811169, 32626840, 42414892, 48940260, 53018615, 63622338, 84829784, 97880520, 106037230, 127244676, 159055845, 212074460, 254489352, 318111690, 424148920, 636223380, 1272446760]

約数ペア:

[(1, 1272446760), (2, 636223380), (3, 424148920), (4, 318111690), (5, 254489352), (6, 212074460), (8, 159055845), (10, 127244676), (12, 106037230), (13, 97880520), (15, 84829784), (20, 63622338), (24, 53018615), (26, 48940260), (30, 42414892), (39, 32626840), (40, 31811169), (52, 24470130), (60, 21207446), (65, 19576104), (78, 16313420), (104, 12235065), (120, 10603723), (130, 9788052), (156, 8156710), (195, 6525368), (260, 4894026), (312, 4078355), (390, 3262684), (520, 2447013), (780, 1631342), (1560, 815671)]