347380280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^2$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 862475040

約数和(自身を除く): 515094760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 97, 104, 130, 142, 194, 260, 284, 355, 388, 485, 520, 568, 710, 776, 923, 970, 1261, 1420, 1846, 1940, 2522, 2840, 3692, 3880, 4615, 5044, 6305, 6887, 7384, 9230, 9409, 10088, 12610, 13774, 18460, 18818, 25220, 27548, 34435, 36920, 37636, 47045, 50440, 55096, 68870, 75272, 89531, 94090, 122317, 137740, 179062, 188180, 244634, 275480, 358124, 376360, 447655, 489268, 611585, 668039, 716248, 895310, 978536, 1223170, 1336078, 1790620, 2446340, 2672156, 3340195, 3581240, 4892680, 5344312, 6680390, 8684507, 13360780, 17369014, 26721560, 34738028, 43422535, 69476056, 86845070, 173690140, 347380280]

約数ペア:

[(1, 347380280), (2, 173690140), (4, 86845070), (5, 69476056), (8, 43422535), (10, 34738028), (13, 26721560), (20, 17369014), (26, 13360780), (40, 8684507), (52, 6680390), (65, 5344312), (71, 4892680), (97, 3581240), (104, 3340195), (130, 2672156), (142, 2446340), (194, 1790620), (260, 1336078), (284, 1223170), (355, 978536), (388, 895310), (485, 716248), (520, 668039), (568, 611585), (710, 489268), (776, 447655), (923, 376360), (970, 358124), (1261, 275480), (1420, 244634), (1846, 188180), (1940, 179062), (2522, 137740), (2840, 122317), (3692, 94090), (3880, 89531), (4615, 75272), (5044, 68870), (6305, 55096), (6887, 50440), (7384, 47045), (9230, 37636), (9409, 36920), (10088, 34435), (12610, 27548), (13774, 25220), (18460, 18818)]