274638780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{487}}^1$

素因数の和:756

約数の個数: 144

約数和(自身を含む): 902725824

約数和(自身を除く): 628087044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 241, 260, 390, 468, 482, 487, 585, 723, 780, 964, 974, 1170, 1205, 1446, 1461, 1948, 2169, 2340, 2410, 2435, 2892, 2922, 3133, 3615, 4338, 4383, 4820, 4870, 5844, 6266, 6331, 7230, 7305, 8676, 8766, 9399, 9740, 10845, 12532, 12662, 14460, 14610, 15665, 17532, 18798, 18993, 21690, 21915, 25324, 28197, 29220, 31330, 31655, 37596, 37986, 43380, 43830, 46995, 56394, 56979, 62660, 63310, 75972, 87660, 93990, 94965, 112788, 113958, 117367, 126620, 140985, 187980, 189930, 227916, 234734, 281970, 284895, 352101, 379860, 469468, 563940, 569790, 586835, 704202, 1056303, 1139580, 1173670, 1408404, 1525771, 1760505, 2112606, 2347340, 3051542, 3521010, 4225212, 4577313, 5281515, 6103084, 7042020, 7628855, 9154626, 10563030, 13731939, 15257710, 18309252, 21126060, 22886565, 27463878, 30515420, 45773130, 54927756, 68659695, 91546260, 137319390, 274638780]

約数ペア:

[(1, 274638780), (2, 137319390), (3, 91546260), (4, 68659695), (5, 54927756), (6, 45773130), (9, 30515420), (10, 27463878), (12, 22886565), (13, 21126060), (15, 18309252), (18, 15257710), (20, 13731939), (26, 10563030), (30, 9154626), (36, 7628855), (39, 7042020), (45, 6103084), (52, 5281515), (60, 4577313), (65, 4225212), (78, 3521010), (90, 3051542), (117, 2347340), (130, 2112606), (156, 1760505), (180, 1525771), (195, 1408404), (234, 1173670), (241, 1139580), (260, 1056303), (390, 704202), (468, 586835), (482, 569790), (487, 563940), (585, 469468), (723, 379860), (780, 352101), (964, 284895), (974, 281970), (1170, 234734), (1205, 227916), (1446, 189930), (1461, 187980), (1948, 140985), (2169, 126620), (2340, 117367), (2410, 113958), (2435, 112788), (2892, 94965), (2922, 93990), (3133, 87660), (3615, 75972), (4338, 63310), (4383, 62660), (4820, 56979), (4870, 56394), (5844, 46995), (6266, 43830), (6331, 43380), (7230, 37986), (7305, 37596), (8676, 31655), (8766, 31330), (9399, 29220), (9740, 28197), (10845, 25324), (12532, 21915), (12662, 21690), (14460, 18993), (14610, 18798), (15665, 17532)]