20155271490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{661}}^1\times {\mathrm{2473}}^1$

素因数の和:3284

約数の個数: 96

約数和(自身を含む): 52887450096

約数和(自身を除く): 32732178606

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 137, 274, 411, 661, 685, 822, 1233, 1322, 1370, 1983, 2055, 2466, 2473, 3305, 3966, 4110, 4946, 5949, 6165, 6610, 7419, 9915, 11898, 12330, 12365, 14838, 19830, 22257, 24730, 29745, 37095, 44514, 59490, 74190, 90557, 111285, 181114, 222570, 271671, 338801, 452785, 543342, 677602, 815013, 905570, 1016403, 1358355, 1630026, 1634653, 1694005, 2032806, 2716710, 3049209, 3269306, 3388010, 4075065, 4903959, 5082015, 6098418, 8150130, 8173265, 9807918, 10164030, 14711877, 15246045, 16346530, 24519795, 29423754, 30492090, 49039590, 73559385, 147118770, 223947461, 447894922, 671842383, 1119737305, 1343684766, 2015527149, 2239474610, 3359211915, 4031054298, 6718423830, 10077635745, 20155271490]

約数ペア:

[(1, 20155271490), (2, 10077635745), (3, 6718423830), (5, 4031054298), (6, 3359211915), (9, 2239474610), (10, 2015527149), (15, 1343684766), (18, 1119737305), (30, 671842383), (45, 447894922), (90, 223947461), (137, 147118770), (274, 73559385), (411, 49039590), (661, 30492090), (685, 29423754), (822, 24519795), (1233, 16346530), (1322, 15246045), (1370, 14711877), (1983, 10164030), (2055, 9807918), (2466, 8173265), (2473, 8150130), (3305, 6098418), (3966, 5082015), (4110, 4903959), (4946, 4075065), (5949, 3388010), (6165, 3269306), (6610, 3049209), (7419, 2716710), (9915, 2032806), (11898, 1694005), (12330, 1634653), (12365, 1630026), (14838, 1358355), (19830, 1016403), (22257, 905570), (24730, 815013), (29745, 677602), (37095, 543342), (44514, 452785), (59490, 338801), (74190, 271671), (90557, 222570), (111285, 181114)]