72717960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:260

約数の個数: 192

約数和(自身を含む): 258552000

約数和(自身を除く): 185834040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 83, 84, 98, 105, 120, 140, 147, 149, 166, 168, 196, 210, 245, 249, 280, 294, 298, 332, 392, 415, 420, 447, 490, 498, 581, 588, 596, 664, 735, 745, 830, 840, 894, 980, 996, 1043, 1162, 1176, 1192, 1245, 1470, 1490, 1660, 1743, 1788, 1960, 1992, 2086, 2235, 2324, 2490, 2905, 2940, 2980, 3129, 3320, 3486, 3576, 4067, 4172, 4470, 4648, 4980, 5215, 5810, 5880, 5960, 6258, 6972, 7301, 8134, 8344, 8715, 8940, 9960, 10430, 11620, 12201, 12367, 12516, 13944, 14602, 15645, 16268, 17430, 17880, 20335, 20860, 21903, 23240, 24402, 24734, 25032, 29204, 31290, 32536, 34860, 36505, 37101, 40670, 41720, 43806, 48804, 49468, 58408, 61005, 61835, 62580, 69720, 73010, 74202, 81340, 86569, 87612, 97608, 98936, 109515, 122010, 123670, 125160, 146020, 148404, 162680, 173138, 175224, 185505, 219030, 244020, 247340, 259707, 292040, 296808, 346276, 371010, 432845, 438060, 488040, 494680, 519414, 605983, 692552, 742020, 865690, 876120, 1038828, 1211966, 1298535, 1484040, 1731380, 1817949, 2077656, 2423932, 2597070, 3029915, 3462760, 3635898, 4847864, 5194140, 6059830, 7271796, 9089745, 10388280, 12119660, 14543592, 18179490, 24239320, 36358980, 72717960]

約数ペア:

[(1, 72717960), (2, 36358980), (3, 24239320), (4, 18179490), (5, 14543592), (6, 12119660), (7, 10388280), (8, 9089745), (10, 7271796), (12, 6059830), (14, 5194140), (15, 4847864), (20, 3635898), (21, 3462760), (24, 3029915), (28, 2597070), (30, 2423932), (35, 2077656), (40, 1817949), (42, 1731380), (49, 1484040), (56, 1298535), (60, 1211966), (70, 1038828), (83, 876120), (84, 865690), (98, 742020), (105, 692552), (120, 605983), (140, 519414), (147, 494680), (149, 488040), (166, 438060), (168, 432845), (196, 371010), (210, 346276), (245, 296808), (249, 292040), (280, 259707), (294, 247340), (298, 244020), (332, 219030), (392, 185505), (415, 175224), (420, 173138), (447, 162680), (490, 148404), (498, 146020), (581, 125160), (588, 123670), (596, 122010), (664, 109515), (735, 98936), (745, 97608), (830, 87612), (840, 86569), (894, 81340), (980, 74202), (996, 73010), (1043, 69720), (1162, 62580), (1176, 61835), (1192, 61005), (1245, 58408), (1470, 49468), (1490, 48804), (1660, 43806), (1743, 41720), (1788, 40670), (1960, 37101), (1992, 36505), (2086, 34860), (2235, 32536), (2324, 31290), (2490, 29204), (2905, 25032), (2940, 24734), (2980, 24402), (3129, 23240), (3320, 21903), (3486, 20860), (3576, 20335), (4067, 17880), (4172, 17430), (4470, 16268), (4648, 15645), (4980, 14602), (5215, 13944), (5810, 12516), (5880, 12367), (5960, 12201), (6258, 11620), (6972, 10430), (7301, 9960), (8134, 8940), (8344, 8715)]