214492720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6653}}^1$

素因数の和:6710

約数の個数: 80

約数和(自身を含む): 554464512

約数和(自身を除く): 339971792

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 6653, 8060, 13306, 16120, 26612, 32240, 33265, 53224, 66530, 86489, 106448, 133060, 172978, 206243, 266120, 345956, 412486, 432445, 532240, 691912, 824972, 864890, 1031215, 1383824, 1649944, 1729780, 2062430, 2681159, 3299888, 3459560, 4124860, 5362318, 6919120, 8249720, 10724636, 13405795, 16499440, 21449272, 26811590, 42898544, 53623180, 107246360, 214492720]

約数ペア:

[(1, 214492720), (2, 107246360), (4, 53623180), (5, 42898544), (8, 26811590), (10, 21449272), (13, 16499440), (16, 13405795), (20, 10724636), (26, 8249720), (31, 6919120), (40, 5362318), (52, 4124860), (62, 3459560), (65, 3299888), (80, 2681159), (104, 2062430), (124, 1729780), (130, 1649944), (155, 1383824), (208, 1031215), (248, 864890), (260, 824972), (310, 691912), (403, 532240), (496, 432445), (520, 412486), (620, 345956), (806, 266120), (1040, 206243), (1240, 172978), (1612, 133060), (2015, 106448), (2480, 86489), (3224, 66530), (4030, 53224), (6448, 33265), (6653, 32240), (8060, 26612), (13306, 16120)]