201718660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{281}}^1$

素因数の和:565

約数の個数: 96

約数和(自身を含む): 501427584

約数和(自身を除く): 299708924

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 251, 260, 281, 286, 502, 562, 572, 715, 1004, 1124, 1255, 1405, 1430, 2510, 2761, 2810, 2860, 3091, 3263, 3653, 5020, 5522, 5620, 6182, 6526, 7306, 11044, 12364, 13052, 13805, 14612, 15455, 16315, 18265, 27610, 30910, 32630, 35893, 36530, 40183, 55220, 61820, 65260, 70531, 71786, 73060, 80366, 141062, 143572, 160732, 179465, 200915, 282124, 352655, 358930, 401830, 705310, 717860, 775841, 803660, 916903, 1410620, 1551682, 1833806, 3103364, 3667612, 3879205, 4584515, 7758410, 9169030, 10085933, 15516820, 18338060, 20171866, 40343732, 50429665, 100859330, 201718660]

約数ペア:

[(1, 201718660), (2, 100859330), (4, 50429665), (5, 40343732), (10, 20171866), (11, 18338060), (13, 15516820), (20, 10085933), (22, 9169030), (26, 7758410), (44, 4584515), (52, 3879205), (55, 3667612), (65, 3103364), (110, 1833806), (130, 1551682), (143, 1410620), (220, 916903), (251, 803660), (260, 775841), (281, 717860), (286, 705310), (502, 401830), (562, 358930), (572, 352655), (715, 282124), (1004, 200915), (1124, 179465), (1255, 160732), (1405, 143572), (1430, 141062), (2510, 80366), (2761, 73060), (2810, 71786), (2860, 70531), (3091, 65260), (3263, 61820), (3653, 55220), (5020, 40183), (5522, 36530), (5620, 35893), (6182, 32630), (6526, 30910), (7306, 27610), (11044, 18265), (12364, 16315), (13052, 15455), (13805, 14612)]