12640056580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1033}}^1$

素因数の和:1178

約数の個数: 144

約数和(自身を含む): 29597919120

約数和(自身を除く): 16957862540

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 73, 85, 116, 145, 146, 170, 289, 290, 292, 340, 365, 493, 578, 580, 730, 986, 1033, 1156, 1241, 1445, 1460, 1972, 2066, 2117, 2465, 2482, 2890, 4132, 4234, 4930, 4964, 5165, 5780, 6205, 8381, 8468, 9860, 10330, 10585, 12410, 16762, 17561, 20660, 21097, 21170, 24820, 29957, 33524, 35122, 35989, 41905, 42194, 42340, 59914, 70244, 71978, 75409, 83810, 84388, 87805, 105485, 119828, 143956, 149785, 150818, 167620, 175610, 179945, 210970, 298537, 299570, 301636, 351220, 359890, 377045, 421940, 509269, 597074, 599140, 611813, 719780, 754090, 1018538, 1194148, 1223626, 1281953, 1492685, 1508180, 2037076, 2186861, 2447252, 2546345, 2563906, 2985370, 3059065, 4373722, 5092690, 5127812, 5970740, 6118130, 6409765, 8657573, 8747444, 10185380, 10934305, 12236260, 12819530, 17315146, 21793201, 21868610, 25639060, 34630292, 37176637, 43287865, 43586402, 43737220, 74353274, 86575730, 87172804, 108966005, 148706548, 173151460, 185883185, 217932010, 371766370, 435864020, 632002829, 743532740, 1264005658, 2528011316, 3160014145, 6320028290, 12640056580]

約数ペア:

[(1, 12640056580), (2, 6320028290), (4, 3160014145), (5, 2528011316), (10, 1264005658), (17, 743532740), (20, 632002829), (29, 435864020), (34, 371766370), (58, 217932010), (68, 185883185), (73, 173151460), (85, 148706548), (116, 108966005), (145, 87172804), (146, 86575730), (170, 74353274), (289, 43737220), (290, 43586402), (292, 43287865), (340, 37176637), (365, 34630292), (493, 25639060), (578, 21868610), (580, 21793201), (730, 17315146), (986, 12819530), (1033, 12236260), (1156, 10934305), (1241, 10185380), (1445, 8747444), (1460, 8657573), (1972, 6409765), (2066, 6118130), (2117, 5970740), (2465, 5127812), (2482, 5092690), (2890, 4373722), (4132, 3059065), (4234, 2985370), (4930, 2563906), (4964, 2546345), (5165, 2447252), (5780, 2186861), (6205, 2037076), (8381, 1508180), (8468, 1492685), (9860, 1281953), (10330, 1223626), (10585, 1194148), (12410, 1018538), (16762, 754090), (17561, 719780), (20660, 611813), (21097, 599140), (21170, 597074), (24820, 509269), (29957, 421940), (33524, 377045), (35122, 359890), (35989, 351220), (41905, 301636), (42194, 299570), (42340, 298537), (59914, 210970), (70244, 179945), (71978, 175610), (75409, 167620), (83810, 150818), (84388, 149785), (87805, 143956), (105485, 119828)]