1640584764

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{3361}}^1$

素因数の和:3540

約数の個数: 144

約数和(自身を含む): 5139825600

約数和(自身を除く): 3499240836

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 149, 156, 182, 234, 252, 273, 298, 364, 447, 468, 546, 596, 819, 894, 1043, 1092, 1341, 1638, 1788, 1937, 2086, 2682, 3129, 3276, 3361, 3874, 4172, 5364, 5811, 6258, 6722, 7748, 9387, 10083, 11622, 12516, 13444, 13559, 17433, 18774, 20166, 23244, 23527, 27118, 30249, 34866, 37548, 40332, 40677, 43693, 47054, 54236, 60498, 69732, 70581, 81354, 87386, 94108, 120996, 122031, 131079, 141162, 162708, 174772, 211743, 244062, 262158, 282324, 305851, 393237, 423486, 488124, 500789, 524316, 611702, 786474, 846972, 917553, 1001578, 1223404, 1502367, 1572948, 1835106, 2003156, 2752659, 3004734, 3505523, 3670212, 4507101, 5505318, 6009468, 6510257, 7011046, 9014202, 10516569, 11010636, 13020514, 14022092, 18028404, 19530771, 21033138, 26041028, 31549707, 39061542, 42066276, 45571799, 58592313, 63099414, 78123084, 91143598, 117184626, 126198828, 136715397, 182287196, 234369252, 273430794, 410146191, 546861588, 820292382, 1640584764]

約数ペア:

[(1, 1640584764), (2, 820292382), (3, 546861588), (4, 410146191), (6, 273430794), (7, 234369252), (9, 182287196), (12, 136715397), (13, 126198828), (14, 117184626), (18, 91143598), (21, 78123084), (26, 63099414), (28, 58592313), (36, 45571799), (39, 42066276), (42, 39061542), (52, 31549707), (63, 26041028), (78, 21033138), (84, 19530771), (91, 18028404), (117, 14022092), (126, 13020514), (149, 11010636), (156, 10516569), (182, 9014202), (234, 7011046), (252, 6510257), (273, 6009468), (298, 5505318), (364, 4507101), (447, 3670212), (468, 3505523), (546, 3004734), (596, 2752659), (819, 2003156), (894, 1835106), (1043, 1572948), (1092, 1502367), (1341, 1223404), (1638, 1001578), (1788, 917553), (1937, 846972), (2086, 786474), (2682, 611702), (3129, 524316), (3276, 500789), (3361, 488124), (3874, 423486), (4172, 393237), (5364, 305851), (5811, 282324), (6258, 262158), (6722, 244062), (7748, 211743), (9387, 174772), (10083, 162708), (11622, 141162), (12516, 131079), (13444, 122031), (13559, 120996), (17433, 94108), (18774, 87386), (20166, 81354), (23244, 70581), (23527, 69732), (27118, 60498), (30249, 54236), (34866, 47054), (37548, 43693), (40332, 40677)]