17888912080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{2423}}^1$

素因数の和:2709

約数の個数: 160

約数和(自身を含む): 46457026560

約数和(自身を除く): 28568114480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 229, 248, 260, 310, 403, 458, 496, 520, 620, 806, 916, 1040, 1145, 1240, 1612, 1832, 2015, 2290, 2423, 2480, 2977, 3224, 3664, 4030, 4580, 4846, 5954, 6448, 7099, 8060, 9160, 9692, 11908, 12115, 14198, 14885, 16120, 18320, 19384, 23816, 24230, 28396, 29770, 31499, 32240, 35495, 38768, 47632, 48460, 56792, 59540, 62998, 70990, 75113, 92287, 96920, 113584, 119080, 125996, 141980, 150226, 157495, 184574, 193840, 238160, 251992, 283960, 300452, 314990, 369148, 375565, 461435, 503984, 554867, 567920, 600904, 629980, 738296, 751130, 922870, 976469, 1109734, 1201808, 1259960, 1476592, 1502260, 1845740, 1952938, 2219468, 2519920, 2774335, 3004520, 3691480, 3905876, 4438936, 4882345, 5548670, 6009040, 7213271, 7382960, 7811752, 8877872, 9764690, 11097340, 14426542, 15623504, 17200877, 19529380, 22194680, 28853084, 34401754, 36066355, 39058760, 44389360, 57706168, 68803508, 72132710, 78117520, 86004385, 115412336, 137607016, 144265420, 172008770, 223611401, 275214032, 288530840, 344017540, 447222802, 577061680, 688035080, 894445604, 1118057005, 1376070160, 1788891208, 2236114010, 3577782416, 4472228020, 8944456040, 17888912080]

約数ペア:

[(1, 17888912080), (2, 8944456040), (4, 4472228020), (5, 3577782416), (8, 2236114010), (10, 1788891208), (13, 1376070160), (16, 1118057005), (20, 894445604), (26, 688035080), (31, 577061680), (40, 447222802), (52, 344017540), (62, 288530840), (65, 275214032), (80, 223611401), (104, 172008770), (124, 144265420), (130, 137607016), (155, 115412336), (208, 86004385), (229, 78117520), (248, 72132710), (260, 68803508), (310, 57706168), (403, 44389360), (458, 39058760), (496, 36066355), (520, 34401754), (620, 28853084), (806, 22194680), (916, 19529380), (1040, 17200877), (1145, 15623504), (1240, 14426542), (1612, 11097340), (1832, 9764690), (2015, 8877872), (2290, 7811752), (2423, 7382960), (2480, 7213271), (2977, 6009040), (3224, 5548670), (3664, 4882345), (4030, 4438936), (4580, 3905876), (4846, 3691480), (5954, 3004520), (6448, 2774335), (7099, 2519920), (8060, 2219468), (9160, 1952938), (9692, 1845740), (11908, 1502260), (12115, 1476592), (14198, 1259960), (14885, 1201808), (16120, 1109734), (18320, 976469), (19384, 922870), (23816, 751130), (24230, 738296), (28396, 629980), (29770, 600904), (31499, 567920), (32240, 554867), (35495, 503984), (38768, 461435), (47632, 375565), (48460, 369148), (56792, 314990), (59540, 300452), (62998, 283960), (70990, 251992), (75113, 238160), (92287, 193840), (96920, 184574), (113584, 157495), (119080, 150226), (125996, 141980)]