1261108366960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1657}}^1\times {\mathrm{731807}}^1$

素因数の和:733490

約数の個数: 80

約数和(自身を含む): 3159531277056

約数和(自身を除く): 1898422910096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1657, 3314, 6628, 8285, 13256, 16570, 21541, 26512, 33140, 43082, 66280, 86164, 107705, 132560, 172328, 215410, 344656, 430820, 731807, 861640, 1463614, 1723280, 2927228, 3659035, 5854456, 7318070, 9513491, 11708912, 14636140, 19026982, 29272280, 38053964, 47567455, 58544560, 76107928, 95134910, 152215856, 190269820, 380539640, 761079280, 1212604199, 2425208398, 4850416796, 6063020995, 9700833592, 12126041990, 15763854587, 19401667184, 24252083980, 31527709174, 48504167960, 63055418348, 78819272935, 97008335920, 126110836696, 157638545870, 252221673392, 315277091740, 630554183480, 1261108366960]

約数ペア:

[(1, 1261108366960), (2, 630554183480), (4, 315277091740), (5, 252221673392), (8, 157638545870), (10, 126110836696), (13, 97008335920), (16, 78819272935), (20, 63055418348), (26, 48504167960), (40, 31527709174), (52, 24252083980), (65, 19401667184), (80, 15763854587), (104, 12126041990), (130, 9700833592), (208, 6063020995), (260, 4850416796), (520, 2425208398), (1040, 1212604199), (1657, 761079280), (3314, 380539640), (6628, 190269820), (8285, 152215856), (13256, 95134910), (16570, 76107928), (21541, 58544560), (26512, 47567455), (33140, 38053964), (43082, 29272280), (66280, 19026982), (86164, 14636140), (107705, 11708912), (132560, 9513491), (172328, 7318070), (215410, 5854456), (344656, 3659035), (430820, 2927228), (731807, 1723280), (861640, 1463614)]