400539204

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:466

約数の個数: 144

約数和(自身を含む): 1150636032

約数和(自身を除く): 750096828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 127, 138, 156, 207, 234, 254, 276, 293, 299, 381, 414, 468, 508, 586, 598, 762, 828, 879, 897, 1143, 1172, 1196, 1524, 1651, 1758, 1794, 2286, 2637, 2691, 2921, 3302, 3516, 3588, 3809, 4572, 4953, 5274, 5382, 5842, 6604, 6739, 7618, 8763, 9906, 10548, 10764, 11427, 11684, 13478, 14859, 15236, 17526, 19812, 20217, 22854, 26289, 26956, 29718, 34281, 35052, 37211, 37973, 40434, 45708, 52578, 59436, 60651, 68562, 74422, 75946, 80868, 87607, 105156, 111633, 113919, 121302, 137124, 148844, 151892, 175214, 223266, 227838, 242604, 262821, 334899, 341757, 350428, 446532, 455676, 483743, 525642, 669798, 683514, 788463, 855853, 967486, 1051284, 1339596, 1367028, 1451229, 1576926, 1711706, 1934972, 2567559, 2902458, 3153852, 3423412, 4353687, 5135118, 5804916, 7702677, 8707374, 10270236, 11126089, 15405354, 17414748, 22252178, 30810708, 33378267, 44504356, 66756534, 100134801, 133513068, 200269602, 400539204]

約数ペア:

[(1, 400539204), (2, 200269602), (3, 133513068), (4, 100134801), (6, 66756534), (9, 44504356), (12, 33378267), (13, 30810708), (18, 22252178), (23, 17414748), (26, 15405354), (36, 11126089), (39, 10270236), (46, 8707374), (52, 7702677), (69, 5804916), (78, 5135118), (92, 4353687), (117, 3423412), (127, 3153852), (138, 2902458), (156, 2567559), (207, 1934972), (234, 1711706), (254, 1576926), (276, 1451229), (293, 1367028), (299, 1339596), (381, 1051284), (414, 967486), (468, 855853), (508, 788463), (586, 683514), (598, 669798), (762, 525642), (828, 483743), (879, 455676), (897, 446532), (1143, 350428), (1172, 341757), (1196, 334899), (1524, 262821), (1651, 242604), (1758, 227838), (1794, 223266), (2286, 175214), (2637, 151892), (2691, 148844), (2921, 137124), (3302, 121302), (3516, 113919), (3588, 111633), (3809, 105156), (4572, 87607), (4953, 80868), (5274, 75946), (5382, 74422), (5842, 68562), (6604, 60651), (6739, 59436), (7618, 52578), (8763, 45708), (9906, 40434), (10548, 37973), (10764, 37211), (11427, 35052), (11684, 34281), (13478, 29718), (14859, 26956), (15236, 26289), (17526, 22854), (19812, 20217)]