404840904

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2203}}^1$

素因数の和:2275

約数の個数: 128

約数和(自身を含む): 1184870400

約数和(自身を除く): 780029496

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 31, 38, 39, 52, 57, 62, 76, 78, 93, 104, 114, 124, 152, 156, 186, 228, 247, 248, 312, 372, 403, 456, 494, 589, 741, 744, 806, 988, 1178, 1209, 1482, 1612, 1767, 1976, 2203, 2356, 2418, 2964, 3224, 3534, 4406, 4712, 4836, 5928, 6609, 7068, 7657, 8812, 9672, 13218, 14136, 15314, 17624, 22971, 26436, 28639, 30628, 41857, 45942, 52872, 57278, 61256, 68293, 83714, 85917, 91884, 114556, 125571, 136586, 167428, 171834, 183768, 204879, 229112, 251142, 273172, 334856, 343668, 409758, 502284, 544141, 546344, 687336, 819516, 887809, 1004568, 1088282, 1297567, 1632423, 1639032, 1775618, 2176564, 2595134, 2663427, 3264846, 3551236, 3892701, 4353128, 5190268, 5326854, 6529692, 7102472, 7785402, 10380536, 10653708, 13059384, 15570804, 16868371, 21307416, 31141608, 33736742, 50605113, 67473484, 101210226, 134946968, 202420452, 404840904]

約数ペア:

[(1, 404840904), (2, 202420452), (3, 134946968), (4, 101210226), (6, 67473484), (8, 50605113), (12, 33736742), (13, 31141608), (19, 21307416), (24, 16868371), (26, 15570804), (31, 13059384), (38, 10653708), (39, 10380536), (52, 7785402), (57, 7102472), (62, 6529692), (76, 5326854), (78, 5190268), (93, 4353128), (104, 3892701), (114, 3551236), (124, 3264846), (152, 2663427), (156, 2595134), (186, 2176564), (228, 1775618), (247, 1639032), (248, 1632423), (312, 1297567), (372, 1088282), (403, 1004568), (456, 887809), (494, 819516), (589, 687336), (741, 546344), (744, 544141), (806, 502284), (988, 409758), (1178, 343668), (1209, 334856), (1482, 273172), (1612, 251142), (1767, 229112), (1976, 204879), (2203, 183768), (2356, 171834), (2418, 167428), (2964, 136586), (3224, 125571), (3534, 114556), (4406, 91884), (4712, 85917), (4836, 83714), (5928, 68293), (6609, 61256), (7068, 57278), (7657, 52872), (8812, 45942), (9672, 41857), (13218, 30628), (14136, 28639), (15314, 26436), (17624, 22971)]