646997652

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1453}}^1$

素因数の和:1523

約数の個数: 192

約数和(自身を含む): 2084454400

約数和(自身を除く): 1437456748

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 31, 36, 38, 42, 54, 57, 62, 63, 76, 84, 93, 108, 114, 124, 126, 133, 171, 186, 189, 217, 228, 252, 266, 279, 342, 372, 378, 399, 434, 513, 532, 558, 589, 651, 684, 756, 798, 837, 868, 1026, 1116, 1178, 1197, 1302, 1453, 1596, 1674, 1767, 1953, 2052, 2356, 2394, 2604, 2906, 3348, 3534, 3591, 3906, 4123, 4359, 4788, 5301, 5812, 5859, 7068, 7182, 7812, 8246, 8718, 10171, 10602, 11718, 12369, 13077, 14364, 15903, 16492, 17436, 20342, 21204, 23436, 24738, 26154, 27607, 30513, 31806, 37107, 39231, 40684, 45043, 49476, 52308, 55214, 61026, 63612, 74214, 78462, 82821, 90086, 91539, 110428, 111321, 122052, 135129, 148428, 156924, 165642, 180172, 183078, 193249, 222642, 248463, 270258, 274617, 315301, 331284, 366156, 386498, 405387, 445284, 496926, 540516, 549234, 579747, 630602, 745389, 772996, 810774, 855817, 945903, 993852, 1098468, 1159494, 1216161, 1261204, 1490778, 1621548, 1711634, 1739241, 1891806, 2318988, 2432322, 2567451, 2837709, 2981556, 3423268, 3478482, 3783612, 4864644, 5134902, 5217723, 5675418, 5990719, 6956964, 7702353, 8513127, 10269804, 10435446, 11350836, 11981438, 15404706, 17026254, 17972157, 20870892, 23107059, 23962876, 30809412, 34052508, 35944314, 46214118, 53916471, 71888628, 92428236, 107832942, 161749413, 215665884, 323498826, 646997652]

約数ペア:

[(1, 646997652), (2, 323498826), (3, 215665884), (4, 161749413), (6, 107832942), (7, 92428236), (9, 71888628), (12, 53916471), (14, 46214118), (18, 35944314), (19, 34052508), (21, 30809412), (27, 23962876), (28, 23107059), (31, 20870892), (36, 17972157), (38, 17026254), (42, 15404706), (54, 11981438), (57, 11350836), (62, 10435446), (63, 10269804), (76, 8513127), (84, 7702353), (93, 6956964), (108, 5990719), (114, 5675418), (124, 5217723), (126, 5134902), (133, 4864644), (171, 3783612), (186, 3478482), (189, 3423268), (217, 2981556), (228, 2837709), (252, 2567451), (266, 2432322), (279, 2318988), (342, 1891806), (372, 1739241), (378, 1711634), (399, 1621548), (434, 1490778), (513, 1261204), (532, 1216161), (558, 1159494), (589, 1098468), (651, 993852), (684, 945903), (756, 855817), (798, 810774), (837, 772996), (868, 745389), (1026, 630602), (1116, 579747), (1178, 549234), (1197, 540516), (1302, 496926), (1453, 445284), (1596, 405387), (1674, 386498), (1767, 366156), (1953, 331284), (2052, 315301), (2356, 274617), (2394, 270258), (2604, 248463), (2906, 222642), (3348, 193249), (3534, 183078), (3591, 180172), (3906, 165642), (4123, 156924), (4359, 148428), (4788, 135129), (5301, 122052), (5812, 111321), (5859, 110428), (7068, 91539), (7182, 90086), (7812, 82821), (8246, 78462), (8718, 74214), (10171, 63612), (10602, 61026), (11718, 55214), (12369, 52308), (13077, 49476), (14364, 45043), (15903, 40684), (16492, 39231), (17436, 37107), (20342, 31806), (21204, 30513), (23436, 27607), (24738, 26154)]