1640984904

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:420

約数の個数: 192

約数和(自身を含む): 4918717440

約数和(自身を除く): 3277732536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 67, 72, 78, 104, 117, 134, 137, 156, 191, 201, 234, 268, 274, 312, 382, 402, 411, 468, 536, 548, 573, 603, 764, 804, 822, 871, 936, 1096, 1146, 1206, 1233, 1528, 1608, 1644, 1719, 1742, 1781, 2292, 2412, 2466, 2483, 2613, 3288, 3438, 3484, 3562, 4584, 4824, 4932, 4966, 5226, 5343, 6876, 6968, 7124, 7449, 7839, 9179, 9864, 9932, 10452, 10686, 12797, 13752, 14248, 14898, 15678, 16029, 18358, 19864, 20904, 21372, 22347, 25594, 26167, 27537, 29796, 31356, 32058, 36716, 38391, 42744, 44694, 51188, 52334, 55074, 59592, 62712, 64116, 73432, 76782, 78501, 82611, 89388, 102376, 104668, 110148, 115173, 119327, 128232, 153564, 157002, 165222, 166361, 178776, 209336, 220296, 230346, 235503, 238654, 307128, 314004, 330444, 332722, 340171, 357981, 460692, 471006, 477308, 499083, 628008, 660888, 665444, 680342, 715962, 921384, 942012, 954616, 998166, 1020513, 1073943, 1330888, 1360684, 1431924, 1497249, 1753189, 1884024, 1996332, 2041026, 2147886, 2721368, 2863848, 2994498, 3061539, 3506378, 3992664, 4082052, 4295772, 5259567, 5988996, 6123078, 7012756, 8164104, 8591544, 10519134, 11977992, 12246156, 14025512, 15778701, 21038268, 22791457, 24492312, 31557402, 42076536, 45582914, 63114804, 68374371, 91165828, 126229608, 136748742, 182331656, 205123113, 273497484, 410246226, 546994968, 820492452, 1640984904]

約数ペア:

[(1, 1640984904), (2, 820492452), (3, 546994968), (4, 410246226), (6, 273497484), (8, 205123113), (9, 182331656), (12, 136748742), (13, 126229608), (18, 91165828), (24, 68374371), (26, 63114804), (36, 45582914), (39, 42076536), (52, 31557402), (67, 24492312), (72, 22791457), (78, 21038268), (104, 15778701), (117, 14025512), (134, 12246156), (137, 11977992), (156, 10519134), (191, 8591544), (201, 8164104), (234, 7012756), (268, 6123078), (274, 5988996), (312, 5259567), (382, 4295772), (402, 4082052), (411, 3992664), (468, 3506378), (536, 3061539), (548, 2994498), (573, 2863848), (603, 2721368), (764, 2147886), (804, 2041026), (822, 1996332), (871, 1884024), (936, 1753189), (1096, 1497249), (1146, 1431924), (1206, 1360684), (1233, 1330888), (1528, 1073943), (1608, 1020513), (1644, 998166), (1719, 954616), (1742, 942012), (1781, 921384), (2292, 715962), (2412, 680342), (2466, 665444), (2483, 660888), (2613, 628008), (3288, 499083), (3438, 477308), (3484, 471006), (3562, 460692), (4584, 357981), (4824, 340171), (4932, 332722), (4966, 330444), (5226, 314004), (5343, 307128), (6876, 238654), (6968, 235503), (7124, 230346), (7449, 220296), (7839, 209336), (9179, 178776), (9864, 166361), (9932, 165222), (10452, 157002), (10686, 153564), (12797, 128232), (13752, 119327), (14248, 115173), (14898, 110148), (15678, 104668), (16029, 102376), (18358, 89388), (19864, 82611), (20904, 78501), (21372, 76782), (22347, 73432), (25594, 64116), (26167, 62712), (27537, 59592), (29796, 55074), (31356, 52334), (32058, 51188), (36716, 44694), (38391, 42744)]