20663370

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2$

素因数の和:94

約数の個数: 192

約数和(自身を含む): 70237440

約数和(自身を除く): 49574070

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 29, 30, 35, 39, 42, 45, 54, 58, 63, 65, 70, 78, 87, 90, 91, 105, 117, 126, 130, 135, 145, 174, 182, 189, 195, 203, 210, 234, 261, 270, 273, 290, 315, 351, 377, 378, 390, 406, 435, 455, 522, 546, 585, 609, 630, 702, 754, 783, 819, 841, 870, 910, 945, 1015, 1131, 1170, 1218, 1305, 1365, 1566, 1638, 1682, 1755, 1827, 1885, 1890, 2030, 2262, 2457, 2523, 2610, 2639, 2730, 3045, 3393, 3510, 3654, 3770, 3915, 4095, 4205, 4914, 5046, 5278, 5481, 5655, 5887, 6090, 6786, 7569, 7830, 7917, 8190, 8410, 9135, 10179, 10933, 10962, 11310, 11774, 12285, 12615, 13195, 15138, 15834, 16965, 17661, 18270, 20358, 21866, 22707, 23751, 24570, 25230, 26390, 27405, 29435, 32799, 33930, 35322, 37845, 39585, 45414, 47502, 50895, 52983, 54665, 54810, 58870, 65598, 71253, 75690, 76531, 79170, 88305, 98397, 101790, 105966, 109330, 113535, 118755, 142506, 153062, 158949, 163995, 176610, 196794, 227070, 229593, 237510, 264915, 295191, 317898, 327990, 356265, 382655, 459186, 491985, 529830, 590382, 688779, 712530, 765310, 794745, 983970, 1147965, 1377558, 1475955, 1589490, 2066337, 2295930, 2951910, 3443895, 4132674, 6887790, 10331685, 20663370]

約数ペア:

[(1, 20663370), (2, 10331685), (3, 6887790), (5, 4132674), (6, 3443895), (7, 2951910), (9, 2295930), (10, 2066337), (13, 1589490), (14, 1475955), (15, 1377558), (18, 1147965), (21, 983970), (26, 794745), (27, 765310), (29, 712530), (30, 688779), (35, 590382), (39, 529830), (42, 491985), (45, 459186), (54, 382655), (58, 356265), (63, 327990), (65, 317898), (70, 295191), (78, 264915), (87, 237510), (90, 229593), (91, 227070), (105, 196794), (117, 176610), (126, 163995), (130, 158949), (135, 153062), (145, 142506), (174, 118755), (182, 113535), (189, 109330), (195, 105966), (203, 101790), (210, 98397), (234, 88305), (261, 79170), (270, 76531), (273, 75690), (290, 71253), (315, 65598), (351, 58870), (377, 54810), (378, 54665), (390, 52983), (406, 50895), (435, 47502), (455, 45414), (522, 39585), (546, 37845), (585, 35322), (609, 33930), (630, 32799), (702, 29435), (754, 27405), (783, 26390), (819, 25230), (841, 24570), (870, 23751), (910, 22707), (945, 21866), (1015, 20358), (1131, 18270), (1170, 17661), (1218, 16965), (1305, 15834), (1365, 15138), (1566, 13195), (1638, 12615), (1682, 12285), (1755, 11774), (1827, 11310), (1885, 10962), (1890, 10933), (2030, 10179), (2262, 9135), (2457, 8410), (2523, 8190), (2610, 7917), (2639, 7830), (2730, 7569), (3045, 6786), (3393, 6090), (3510, 5887), (3654, 5655), (3770, 5481), (3915, 5278), (4095, 5046), (4205, 4914)]