18256985240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{30293}}^1$

素因数の和:30397

約数の個数: 128

約数和(自身を含む): 47331345600

約数和(自身を除く): 29074360360

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 61, 65, 76, 95, 104, 122, 130, 152, 190, 244, 247, 260, 305, 380, 488, 494, 520, 610, 760, 793, 988, 1159, 1220, 1235, 1586, 1976, 2318, 2440, 2470, 3172, 3965, 4636, 4940, 5795, 6344, 7930, 9272, 9880, 11590, 15067, 15860, 23180, 30134, 30293, 31720, 46360, 60268, 60586, 75335, 120536, 121172, 150670, 151465, 242344, 301340, 302930, 393809, 575567, 602680, 605860, 787618, 1151134, 1211720, 1575236, 1847873, 1969045, 2302268, 2877835, 3150472, 3695746, 3938090, 4604536, 5755670, 7391492, 7482371, 7876180, 9239365, 11511340, 14782984, 14964742, 15752360, 18478730, 23022680, 24022349, 29929484, 35109587, 36957460, 37411855, 48044698, 59858968, 70219174, 73914920, 74823710, 96089396, 120111745, 140438348, 149647420, 175547935, 192178792, 240223490, 280876696, 299294840, 351095870, 456424631, 480446980, 702191740, 912849262, 960893960, 1404383480, 1825698524, 2282123155, 3651397048, 4564246310, 9128492620, 18256985240]

約数ペア:

[(1, 18256985240), (2, 9128492620), (4, 4564246310), (5, 3651397048), (8, 2282123155), (10, 1825698524), (13, 1404383480), (19, 960893960), (20, 912849262), (26, 702191740), (38, 480446980), (40, 456424631), (52, 351095870), (61, 299294840), (65, 280876696), (76, 240223490), (95, 192178792), (104, 175547935), (122, 149647420), (130, 140438348), (152, 120111745), (190, 96089396), (244, 74823710), (247, 73914920), (260, 70219174), (305, 59858968), (380, 48044698), (488, 37411855), (494, 36957460), (520, 35109587), (610, 29929484), (760, 24022349), (793, 23022680), (988, 18478730), (1159, 15752360), (1220, 14964742), (1235, 14782984), (1586, 11511340), (1976, 9239365), (2318, 7876180), (2440, 7482371), (2470, 7391492), (3172, 5755670), (3965, 4604536), (4636, 3938090), (4940, 3695746), (5795, 3150472), (6344, 2877835), (7930, 2302268), (9272, 1969045), (9880, 1847873), (11590, 1575236), (15067, 1211720), (15860, 1151134), (23180, 787618), (30134, 605860), (30293, 602680), (31720, 575567), (46360, 393809), (60268, 302930), (60586, 301340), (75335, 242344), (120536, 151465), (121172, 150670)]