640009104

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{269}}^1$

素因数の和:457

約数の個数: 160

約数和(自身を含む): 1942375680

約数和(自身を除く): 1302366576

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 73, 84, 97, 112, 146, 168, 194, 219, 269, 291, 292, 336, 388, 438, 511, 538, 582, 584, 679, 776, 807, 876, 1022, 1076, 1164, 1168, 1358, 1533, 1552, 1614, 1752, 1883, 2037, 2044, 2152, 2328, 2716, 3066, 3228, 3504, 3766, 4074, 4088, 4304, 4656, 5432, 5649, 6132, 6456, 7081, 7532, 8148, 8176, 10864, 11298, 12264, 12912, 14162, 15064, 16296, 19637, 21243, 22596, 24528, 26093, 28324, 30128, 32592, 39274, 42486, 45192, 49567, 52186, 56648, 58911, 78279, 78548, 84972, 90384, 99134, 104372, 113296, 117822, 137459, 148701, 156558, 157096, 169944, 182651, 198268, 208744, 235644, 274918, 297402, 313116, 314192, 339888, 365302, 396536, 412377, 417488, 471288, 547953, 549836, 594804, 626232, 730604, 793072, 824754, 942576, 1095906, 1099672, 1189608, 1252464, 1461208, 1649508, 1904789, 2191812, 2199344, 2379216, 2922416, 3299016, 3809578, 4383624, 5714367, 6598032, 7619156, 8767248, 11428734, 13333523, 15238312, 22857468, 26667046, 30476624, 40000569, 45714936, 53334092, 80001138, 91429872, 106668184, 160002276, 213336368, 320004552, 640009104]

約数ペア:

[(1, 640009104), (2, 320004552), (3, 213336368), (4, 160002276), (6, 106668184), (7, 91429872), (8, 80001138), (12, 53334092), (14, 45714936), (16, 40000569), (21, 30476624), (24, 26667046), (28, 22857468), (42, 15238312), (48, 13333523), (56, 11428734), (73, 8767248), (84, 7619156), (97, 6598032), (112, 5714367), (146, 4383624), (168, 3809578), (194, 3299016), (219, 2922416), (269, 2379216), (291, 2199344), (292, 2191812), (336, 1904789), (388, 1649508), (438, 1461208), (511, 1252464), (538, 1189608), (582, 1099672), (584, 1095906), (679, 942576), (776, 824754), (807, 793072), (876, 730604), (1022, 626232), (1076, 594804), (1164, 549836), (1168, 547953), (1358, 471288), (1533, 417488), (1552, 412377), (1614, 396536), (1752, 365302), (1883, 339888), (2037, 314192), (2044, 313116), (2152, 297402), (2328, 274918), (2716, 235644), (3066, 208744), (3228, 198268), (3504, 182651), (3766, 169944), (4074, 157096), (4088, 156558), (4304, 148701), (4656, 137459), (5432, 117822), (5649, 113296), (6132, 104372), (6456, 99134), (7081, 90384), (7532, 84972), (8148, 78548), (8176, 78279), (10864, 58911), (11298, 56648), (12264, 52186), (12912, 49567), (14162, 45192), (15064, 42486), (16296, 39274), (19637, 32592), (21243, 30128), (22596, 28324), (24528, 26093)]