17915940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{241}}^1$

素因数の和:322

約数の個数: 144

約数和(自身を含む): 63423360

約数和(自身を除く): 45507420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 59, 60, 63, 70, 84, 90, 105, 118, 126, 140, 177, 180, 210, 236, 241, 252, 295, 315, 354, 413, 420, 482, 531, 590, 630, 708, 723, 826, 885, 964, 1062, 1180, 1205, 1239, 1260, 1446, 1652, 1687, 1770, 2065, 2124, 2169, 2410, 2478, 2655, 2892, 3374, 3540, 3615, 3717, 4130, 4338, 4820, 4956, 5061, 5310, 6195, 6748, 7230, 7434, 8260, 8435, 8676, 10122, 10620, 10845, 12390, 14219, 14460, 14868, 15183, 16870, 18585, 20244, 21690, 24780, 25305, 28438, 30366, 33740, 37170, 42657, 43380, 50610, 56876, 60732, 71095, 74340, 75915, 85314, 99533, 101220, 127971, 142190, 151830, 170628, 199066, 213285, 255942, 284380, 298599, 303660, 398132, 426570, 497665, 511884, 597198, 639855, 853140, 895797, 995330, 1194396, 1279710, 1492995, 1791594, 1990660, 2559420, 2985990, 3583188, 4478985, 5971980, 8957970, 17915940]

約数ペア:

[(1, 17915940), (2, 8957970), (3, 5971980), (4, 4478985), (5, 3583188), (6, 2985990), (7, 2559420), (9, 1990660), (10, 1791594), (12, 1492995), (14, 1279710), (15, 1194396), (18, 995330), (20, 895797), (21, 853140), (28, 639855), (30, 597198), (35, 511884), (36, 497665), (42, 426570), (45, 398132), (59, 303660), (60, 298599), (63, 284380), (70, 255942), (84, 213285), (90, 199066), (105, 170628), (118, 151830), (126, 142190), (140, 127971), (177, 101220), (180, 99533), (210, 85314), (236, 75915), (241, 74340), (252, 71095), (295, 60732), (315, 56876), (354, 50610), (413, 43380), (420, 42657), (482, 37170), (531, 33740), (590, 30366), (630, 28438), (708, 25305), (723, 24780), (826, 21690), (885, 20244), (964, 18585), (1062, 16870), (1180, 15183), (1205, 14868), (1239, 14460), (1260, 14219), (1446, 12390), (1652, 10845), (1687, 10620), (1770, 10122), (2065, 8676), (2124, 8435), (2169, 8260), (2410, 7434), (2478, 7230), (2655, 6748), (2892, 6195), (3374, 5310), (3540, 5061), (3615, 4956), (3717, 4820), (4130, 4338)]