207816400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{647}}^1$

素因数の和:749

約数の個数: 120

約数和(自身を含む): 552982464

約数和(自身を除く): 345166064

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 73, 80, 88, 100, 110, 146, 176, 200, 220, 275, 292, 365, 400, 440, 550, 584, 647, 730, 803, 880, 1100, 1168, 1294, 1460, 1606, 1825, 2200, 2588, 2920, 3212, 3235, 3650, 4015, 4400, 5176, 5840, 6424, 6470, 7117, 7300, 8030, 10352, 12848, 12940, 14234, 14600, 16060, 16175, 20075, 25880, 28468, 29200, 32120, 32350, 35585, 40150, 47231, 51760, 56936, 64240, 64700, 71170, 80300, 94462, 113872, 129400, 142340, 160600, 177925, 188924, 236155, 258800, 284680, 321200, 355850, 377848, 472310, 519541, 569360, 711700, 755696, 944620, 1039082, 1180775, 1423400, 1889240, 2078164, 2361550, 2597705, 2846800, 3778480, 4156328, 4723100, 5195410, 8312656, 9446200, 10390820, 12988525, 18892400, 20781640, 25977050, 41563280, 51954100, 103908200, 207816400]

約数ペア:

[(1, 207816400), (2, 103908200), (4, 51954100), (5, 41563280), (8, 25977050), (10, 20781640), (11, 18892400), (16, 12988525), (20, 10390820), (22, 9446200), (25, 8312656), (40, 5195410), (44, 4723100), (50, 4156328), (55, 3778480), (73, 2846800), (80, 2597705), (88, 2361550), (100, 2078164), (110, 1889240), (146, 1423400), (176, 1180775), (200, 1039082), (220, 944620), (275, 755696), (292, 711700), (365, 569360), (400, 519541), (440, 472310), (550, 377848), (584, 355850), (647, 321200), (730, 284680), (803, 258800), (880, 236155), (1100, 188924), (1168, 177925), (1294, 160600), (1460, 142340), (1606, 129400), (1825, 113872), (2200, 94462), (2588, 80300), (2920, 71170), (3212, 64700), (3235, 64240), (3650, 56936), (4015, 51760), (4400, 47231), (5176, 40150), (5840, 35585), (6424, 32350), (6470, 32120), (7117, 29200), (7300, 28468), (8030, 25880), (10352, 20075), (12848, 16175), (12940, 16060), (14234, 14600)]