20214310620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{307}}^1\times {\mathrm{743}}^1$

素因数の和:1280

約数の個数: 192

約数和(自身を含む): 65291821056

約数和(自身を除く): 45077510436

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 211, 307, 420, 422, 614, 633, 743, 844, 921, 1055, 1228, 1266, 1477, 1486, 1535, 1842, 2110, 2149, 2229, 2532, 2954, 2972, 3070, 3165, 3684, 3715, 4220, 4298, 4431, 4458, 4605, 5201, 5908, 6140, 6330, 6447, 7385, 7430, 8596, 8862, 8916, 9210, 10402, 10745, 11145, 12660, 12894, 14770, 14860, 15603, 17724, 18420, 20804, 21490, 22155, 22290, 25788, 26005, 29540, 31206, 32235, 42980, 44310, 44580, 52010, 62412, 64470, 64777, 78015, 88620, 104020, 128940, 129554, 156030, 156773, 194331, 228101, 259108, 312060, 313546, 323885, 388662, 453439, 456202, 470319, 627092, 647770, 684303, 777324, 783865, 906878, 912404, 940638, 971655, 1097411, 1140505, 1295540, 1360317, 1368606, 1567730, 1596707, 1813756, 1881276, 1943310, 2194822, 2267195, 2281010, 2351595, 2720634, 2737212, 3135460, 3193414, 3292233, 3421515, 3886620, 4389644, 4534390, 4562020, 4703190, 4790121, 5441268, 5487055, 6386828, 6584466, 6801585, 6843030, 7983535, 9068780, 9406380, 9580242, 10974110, 13168932, 13603170, 13686060, 15967070, 16461165, 19160484, 21948220, 23950605, 27206340, 31934140, 32922330, 47901210, 48129311, 65844660, 95802420, 96258622, 144387933, 192517244, 240646555, 288775866, 336905177, 481293110, 577551732, 673810354, 721939665, 962586220, 1010715531, 1347620708, 1443879330, 1684525885, 2021431062, 2887758660, 3369051770, 4042862124, 5053577655, 6738103540, 10107155310, 20214310620]

約数ペア:

[(1, 20214310620), (2, 10107155310), (3, 6738103540), (4, 5053577655), (5, 4042862124), (6, 3369051770), (7, 2887758660), (10, 2021431062), (12, 1684525885), (14, 1443879330), (15, 1347620708), (20, 1010715531), (21, 962586220), (28, 721939665), (30, 673810354), (35, 577551732), (42, 481293110), (60, 336905177), (70, 288775866), (84, 240646555), (105, 192517244), (140, 144387933), (210, 96258622), (211, 95802420), (307, 65844660), (420, 48129311), (422, 47901210), (614, 32922330), (633, 31934140), (743, 27206340), (844, 23950605), (921, 21948220), (1055, 19160484), (1228, 16461165), (1266, 15967070), (1477, 13686060), (1486, 13603170), (1535, 13168932), (1842, 10974110), (2110, 9580242), (2149, 9406380), (2229, 9068780), (2532, 7983535), (2954, 6843030), (2972, 6801585), (3070, 6584466), (3165, 6386828), (3684, 5487055), (3715, 5441268), (4220, 4790121), (4298, 4703190), (4431, 4562020), (4458, 4534390), (4605, 4389644), (5201, 3886620), (5908, 3421515), (6140, 3292233), (6330, 3193414), (6447, 3135460), (7385, 2737212), (7430, 2720634), (8596, 2351595), (8862, 2281010), (8916, 2267195), (9210, 2194822), (10402, 1943310), (10745, 1881276), (11145, 1813756), (12660, 1596707), (12894, 1567730), (14770, 1368606), (14860, 1360317), (15603, 1295540), (17724, 1140505), (18420, 1097411), (20804, 971655), (21490, 940638), (22155, 912404), (22290, 906878), (25788, 783865), (26005, 777324), (29540, 684303), (31206, 647770), (32235, 627092), (42980, 470319), (44310, 456202), (44580, 453439), (52010, 388662), (62412, 323885), (64470, 313546), (64777, 312060), (78015, 259108), (88620, 228101), (104020, 194331), (128940, 156773), (129554, 156030)]