347359880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:423

約数の個数: 128

約数和(自身を含む): 923788800

約数和(自身を除く): 576428920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 89, 106, 140, 178, 212, 263, 265, 280, 356, 371, 424, 445, 526, 530, 623, 712, 742, 890, 1052, 1060, 1246, 1315, 1484, 1780, 1841, 1855, 2104, 2120, 2492, 2630, 2968, 3115, 3560, 3682, 3710, 4717, 4984, 5260, 6230, 7364, 7420, 9205, 9434, 10520, 12460, 13939, 14728, 14840, 18410, 18868, 23407, 23585, 24920, 27878, 33019, 36820, 37736, 46814, 47170, 55756, 66038, 69695, 73640, 93628, 94340, 97573, 111512, 117035, 132076, 139390, 163849, 165095, 187256, 188680, 195146, 234070, 264152, 278780, 327698, 330190, 390292, 468140, 487865, 557560, 655396, 660380, 780584, 819245, 936280, 975730, 1240571, 1310792, 1320760, 1638490, 1951460, 2481142, 3276980, 3902920, 4962284, 6202855, 6553960, 8683997, 9924568, 12405710, 17367994, 24811420, 34735988, 43419985, 49622840, 69471976, 86839970, 173679940, 347359880]

約数ペア:

[(1, 347359880), (2, 173679940), (4, 86839970), (5, 69471976), (7, 49622840), (8, 43419985), (10, 34735988), (14, 24811420), (20, 17367994), (28, 12405710), (35, 9924568), (40, 8683997), (53, 6553960), (56, 6202855), (70, 4962284), (89, 3902920), (106, 3276980), (140, 2481142), (178, 1951460), (212, 1638490), (263, 1320760), (265, 1310792), (280, 1240571), (356, 975730), (371, 936280), (424, 819245), (445, 780584), (526, 660380), (530, 655396), (623, 557560), (712, 487865), (742, 468140), (890, 390292), (1052, 330190), (1060, 327698), (1246, 278780), (1315, 264152), (1484, 234070), (1780, 195146), (1841, 188680), (1855, 187256), (2104, 165095), (2120, 163849), (2492, 139390), (2630, 132076), (2968, 117035), (3115, 111512), (3560, 97573), (3682, 94340), (3710, 93628), (4717, 73640), (4984, 69695), (5260, 66038), (6230, 55756), (7364, 47170), (7420, 46814), (9205, 37736), (9434, 36820), (10520, 33019), (12460, 27878), (13939, 24920), (14728, 23585), (14840, 23407), (18410, 18868)]