61581720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{5081}}^1$

素因数の和:5196

約数の個数: 64

約数和(自身を含む): 186611040

約数和(自身を除く): 125029320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 202, 303, 404, 505, 606, 808, 1010, 1212, 1515, 2020, 2424, 3030, 4040, 5081, 6060, 10162, 12120, 15243, 20324, 25405, 30486, 40648, 50810, 60972, 76215, 101620, 121944, 152430, 203240, 304860, 513181, 609720, 1026362, 1539543, 2052724, 2565905, 3079086, 4105448, 5131810, 6158172, 7697715, 10263620, 12316344, 15395430, 20527240, 30790860, 61581720]

約数ペア:

[(1, 61581720), (2, 30790860), (3, 20527240), (4, 15395430), (5, 12316344), (6, 10263620), (8, 7697715), (10, 6158172), (12, 5131810), (15, 4105448), (20, 3079086), (24, 2565905), (30, 2052724), (40, 1539543), (60, 1026362), (101, 609720), (120, 513181), (202, 304860), (303, 203240), (404, 152430), (505, 121944), (606, 101620), (808, 76215), (1010, 60972), (1212, 50810), (1515, 40648), (2020, 30486), (2424, 25405), (3030, 20324), (4040, 15243), (5081, 12120), (6060, 10162)]