122721040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{313}}^1$

素因数の和:381

約数の個数: 120

約数和(自身を含む): 320637960

約数和(自身を除く): 197916920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 169, 208, 232, 260, 290, 313, 338, 377, 464, 520, 580, 626, 676, 754, 845, 1040, 1160, 1252, 1352, 1508, 1565, 1690, 1885, 2320, 2504, 2704, 3016, 3130, 3380, 3770, 4069, 4901, 5008, 6032, 6260, 6760, 7540, 8138, 9077, 9802, 12520, 13520, 15080, 16276, 18154, 19604, 20345, 24505, 25040, 30160, 32552, 36308, 39208, 40690, 45385, 49010, 52897, 65104, 72616, 78416, 81380, 90770, 98020, 105794, 118001, 145232, 162760, 181540, 196040, 211588, 236002, 264485, 325520, 363080, 392080, 423176, 472004, 528970, 590005, 726160, 846352, 944008, 1057940, 1180010, 1534013, 1888016, 2115880, 2360020, 3068026, 4231760, 4720040, 6136052, 7670065, 9440080, 12272104, 15340130, 24544208, 30680260, 61360520, 122721040]

約数ペア:

[(1, 122721040), (2, 61360520), (4, 30680260), (5, 24544208), (8, 15340130), (10, 12272104), (13, 9440080), (16, 7670065), (20, 6136052), (26, 4720040), (29, 4231760), (40, 3068026), (52, 2360020), (58, 2115880), (65, 1888016), (80, 1534013), (104, 1180010), (116, 1057940), (130, 944008), (145, 846352), (169, 726160), (208, 590005), (232, 528970), (260, 472004), (290, 423176), (313, 392080), (338, 363080), (377, 325520), (464, 264485), (520, 236002), (580, 211588), (626, 196040), (676, 181540), (754, 162760), (845, 145232), (1040, 118001), (1160, 105794), (1252, 98020), (1352, 90770), (1508, 81380), (1565, 78416), (1690, 72616), (1885, 65104), (2320, 52897), (2504, 49010), (2704, 45385), (3016, 40690), (3130, 39208), (3380, 36308), (3770, 32552), (4069, 30160), (4901, 25040), (5008, 24505), (6032, 20345), (6260, 19604), (6760, 18154), (7540, 16276), (8138, 15080), (9077, 13520), (9802, 12520)]