720941208

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{569}}^1$

素因数の和:753

約数の個数: 128

約数和(自身を含む): 2022451200

約数和(自身を除く): 1301509992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 131, 156, 186, 248, 262, 312, 372, 393, 403, 524, 569, 744, 786, 806, 1048, 1138, 1209, 1572, 1612, 1703, 1707, 2276, 2418, 3144, 3224, 3406, 3414, 4061, 4552, 4836, 5109, 6812, 6828, 7397, 8122, 9672, 10218, 12183, 13624, 13656, 14794, 16244, 17639, 20436, 22191, 24366, 29588, 32488, 35278, 40872, 44382, 48732, 52793, 52917, 59176, 70556, 74539, 88764, 97464, 105586, 105834, 141112, 149078, 158379, 177528, 211172, 211668, 223617, 229307, 298156, 316758, 422344, 423336, 447234, 458614, 596312, 633516, 687921, 894468, 917228, 969007, 1267032, 1375842, 1788936, 1834456, 1938014, 2310709, 2751684, 2907021, 3876028, 4621418, 5503368, 5814042, 6932127, 7752056, 9242836, 11628084, 13864254, 18485672, 23256168, 27728508, 30039217, 55457016, 60078434, 90117651, 120156868, 180235302, 240313736, 360470604, 720941208]

約数ペア:

[(1, 720941208), (2, 360470604), (3, 240313736), (4, 180235302), (6, 120156868), (8, 90117651), (12, 60078434), (13, 55457016), (24, 30039217), (26, 27728508), (31, 23256168), (39, 18485672), (52, 13864254), (62, 11628084), (78, 9242836), (93, 7752056), (104, 6932127), (124, 5814042), (131, 5503368), (156, 4621418), (186, 3876028), (248, 2907021), (262, 2751684), (312, 2310709), (372, 1938014), (393, 1834456), (403, 1788936), (524, 1375842), (569, 1267032), (744, 969007), (786, 917228), (806, 894468), (1048, 687921), (1138, 633516), (1209, 596312), (1572, 458614), (1612, 447234), (1703, 423336), (1707, 422344), (2276, 316758), (2418, 298156), (3144, 229307), (3224, 223617), (3406, 211668), (3414, 211172), (4061, 177528), (4552, 158379), (4836, 149078), (5109, 141112), (6812, 105834), (6828, 105586), (7397, 97464), (8122, 88764), (9672, 74539), (10218, 70556), (12183, 59176), (13624, 52917), (13656, 52793), (14794, 48732), (16244, 44382), (17639, 40872), (20436, 35278), (22191, 32488), (24366, 29588)]