1640802965840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2141}}^1\times {\mathrm{9551}}^1$

素因数の和:11781

約数の個数: 160

約数和(自身を含む): 4110081937920

約数和(自身を除く): 2469278972080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 59, 68, 80, 85, 118, 136, 170, 236, 272, 295, 340, 472, 590, 680, 944, 1003, 1180, 1360, 2006, 2141, 2360, 4012, 4282, 4720, 5015, 8024, 8564, 9551, 10030, 10705, 16048, 17128, 19102, 20060, 21410, 34256, 36397, 38204, 40120, 42820, 47755, 72794, 76408, 80240, 85640, 95510, 126319, 145588, 152816, 162367, 171280, 181985, 191020, 252638, 291176, 324734, 363970, 382040, 505276, 563509, 582352, 631595, 649468, 727940, 764080, 811835, 1010552, 1127018, 1263190, 1298936, 1455880, 1623670, 2021104, 2147423, 2254036, 2526380, 2597872, 2817545, 2911760, 3247340, 4294846, 4508072, 5052760, 5635090, 6494680, 8589692, 9016144, 9579653, 10105520, 10737115, 11270180, 12989360, 17179384, 19159306, 20448691, 21474230, 22540360, 34358768, 38318612, 40897382, 42948460, 45080720, 47898265, 76637224, 81794764, 85896920, 95796530, 102243455, 153274448, 163589528, 171793840, 191593060, 204486910, 327179056, 347627747, 383186120, 408973820, 695255494, 766372240, 817947640, 1206472769, 1390510988, 1635895280, 1738138735, 2412945538, 2781021976, 3476277470, 4825891076, 5562043952, 6032363845, 6952554940, 9651782152, 12064727690, 13905109880, 19303564304, 20510037073, 24129455380, 27810219760, 41020074146, 48258910760, 82040148292, 96517821520, 102550185365, 164080296584, 205100370730, 328160593168, 410200741460, 820401482920, 1640802965840]

約数ペア:

[(1, 1640802965840), (2, 820401482920), (4, 410200741460), (5, 328160593168), (8, 205100370730), (10, 164080296584), (16, 102550185365), (17, 96517821520), (20, 82040148292), (34, 48258910760), (40, 41020074146), (59, 27810219760), (68, 24129455380), (80, 20510037073), (85, 19303564304), (118, 13905109880), (136, 12064727690), (170, 9651782152), (236, 6952554940), (272, 6032363845), (295, 5562043952), (340, 4825891076), (472, 3476277470), (590, 2781021976), (680, 2412945538), (944, 1738138735), (1003, 1635895280), (1180, 1390510988), (1360, 1206472769), (2006, 817947640), (2141, 766372240), (2360, 695255494), (4012, 408973820), (4282, 383186120), (4720, 347627747), (5015, 327179056), (8024, 204486910), (8564, 191593060), (9551, 171793840), (10030, 163589528), (10705, 153274448), (16048, 102243455), (17128, 95796530), (19102, 85896920), (20060, 81794764), (21410, 76637224), (34256, 47898265), (36397, 45080720), (38204, 42948460), (40120, 40897382), (42820, 38318612), (47755, 34358768), (72794, 22540360), (76408, 21474230), (80240, 20448691), (85640, 19159306), (95510, 17179384), (126319, 12989360), (145588, 11270180), (152816, 10737115), (162367, 10105520), (171280, 9579653), (181985, 9016144), (191020, 8589692), (252638, 6494680), (291176, 5635090), (324734, 5052760), (363970, 4508072), (382040, 4294846), (505276, 3247340), (563509, 2911760), (582352, 2817545), (631595, 2597872), (649468, 2526380), (727940, 2254036), (764080, 2147423), (811835, 2021104), (1010552, 1623670), (1127018, 1455880), (1263190, 1298936)]