1559889760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{863}}^1$

素因数の和:981

約数の個数: 192

約数和(自身を含む): 4389396480

約数和(自身を除く): 2829506720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 79, 80, 88, 104, 110, 130, 143, 158, 160, 176, 208, 220, 260, 286, 316, 352, 395, 416, 440, 520, 572, 632, 715, 790, 863, 869, 880, 1027, 1040, 1144, 1264, 1430, 1580, 1726, 1738, 1760, 2054, 2080, 2288, 2528, 2860, 3160, 3452, 3476, 4108, 4315, 4345, 4576, 5135, 5720, 6320, 6904, 6952, 8216, 8630, 8690, 9493, 10270, 11219, 11297, 11440, 12640, 13808, 13904, 16432, 17260, 17380, 18986, 20540, 22438, 22594, 22880, 27616, 27808, 32864, 34520, 34760, 37972, 41080, 44876, 45188, 47465, 56095, 56485, 68177, 69040, 69520, 75944, 82160, 89752, 90376, 94930, 112190, 112970, 123409, 136354, 138080, 139040, 151888, 164320, 179504, 180752, 189860, 224380, 225940, 246818, 272708, 303776, 340885, 359008, 361504, 379720, 448760, 451880, 493636, 545416, 617045, 681770, 749947, 759440, 886301, 897520, 903760, 987272, 1090832, 1234090, 1363540, 1499894, 1518880, 1772602, 1795040, 1807520, 1974544, 2181664, 2468180, 2727080, 2999788, 3545204, 3749735, 3949088, 4431505, 4936360, 5454160, 5999576, 7090408, 7499470, 8863010, 9749311, 9872720, 10908320, 11999152, 14180816, 14998940, 17726020, 19498622, 19745440, 23998304, 28361632, 29997880, 35452040, 38997244, 48746555, 59995760, 70904080, 77994488, 97493110, 119991520, 141808160, 155988976, 194986220, 311977952, 389972440, 779944880, 1559889760]

約数ペア:

[(1, 1559889760), (2, 779944880), (4, 389972440), (5, 311977952), (8, 194986220), (10, 155988976), (11, 141808160), (13, 119991520), (16, 97493110), (20, 77994488), (22, 70904080), (26, 59995760), (32, 48746555), (40, 38997244), (44, 35452040), (52, 29997880), (55, 28361632), (65, 23998304), (79, 19745440), (80, 19498622), (88, 17726020), (104, 14998940), (110, 14180816), (130, 11999152), (143, 10908320), (158, 9872720), (160, 9749311), (176, 8863010), (208, 7499470), (220, 7090408), (260, 5999576), (286, 5454160), (316, 4936360), (352, 4431505), (395, 3949088), (416, 3749735), (440, 3545204), (520, 2999788), (572, 2727080), (632, 2468180), (715, 2181664), (790, 1974544), (863, 1807520), (869, 1795040), (880, 1772602), (1027, 1518880), (1040, 1499894), (1144, 1363540), (1264, 1234090), (1430, 1090832), (1580, 987272), (1726, 903760), (1738, 897520), (1760, 886301), (2054, 759440), (2080, 749947), (2288, 681770), (2528, 617045), (2860, 545416), (3160, 493636), (3452, 451880), (3476, 448760), (4108, 379720), (4315, 361504), (4345, 359008), (4576, 340885), (5135, 303776), (5720, 272708), (6320, 246818), (6904, 225940), (6952, 224380), (8216, 189860), (8630, 180752), (8690, 179504), (9493, 164320), (10270, 151888), (11219, 139040), (11297, 138080), (11440, 136354), (12640, 123409), (13808, 112970), (13904, 112190), (16432, 94930), (17260, 90376), (17380, 89752), (18986, 82160), (20540, 75944), (22438, 69520), (22594, 69040), (22880, 68177), (27616, 56485), (27808, 56095), (32864, 47465), (34520, 45188), (34760, 44876), (37972, 41080)]