645450672

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^2\times {\mathrm{193}}^2$

素因数の和:435

約数の個数: 90

約数和(自身を含む): 1768957092

約数和(自身を除く): 1123506420

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 193, 228, 304, 361, 386, 456, 579, 722, 772, 912, 1083, 1158, 1444, 1544, 2166, 2316, 2888, 3088, 3667, 4332, 4632, 5776, 7334, 8664, 9264, 11001, 14668, 17328, 22002, 29336, 37249, 44004, 58672, 69673, 74498, 88008, 111747, 139346, 148996, 176016, 209019, 223494, 278692, 297992, 418038, 446988, 557384, 595984, 707731, 836076, 893976, 1114768, 1415462, 1672152, 1787952, 2123193, 2830924, 3344304, 4246386, 5661848, 8492772, 11323696, 13446889, 16985544, 26893778, 33971088, 40340667, 53787556, 80681334, 107575112, 161362668, 215150224, 322725336, 645450672]

約数ペア:

[(1, 645450672), (2, 322725336), (3, 215150224), (4, 161362668), (6, 107575112), (8, 80681334), (12, 53787556), (16, 40340667), (19, 33971088), (24, 26893778), (38, 16985544), (48, 13446889), (57, 11323696), (76, 8492772), (114, 5661848), (152, 4246386), (193, 3344304), (228, 2830924), (304, 2123193), (361, 1787952), (386, 1672152), (456, 1415462), (579, 1114768), (722, 893976), (772, 836076), (912, 707731), (1083, 595984), (1158, 557384), (1444, 446988), (1544, 418038), (2166, 297992), (2316, 278692), (2888, 223494), (3088, 209019), (3667, 176016), (4332, 148996), (4632, 139346), (5776, 111747), (7334, 88008), (8664, 74498), (9264, 69673), (11001, 58672), (14668, 44004), (17328, 37249), (22002, 29336)]