139398400

素因数分解:

$2^8\times 5^2\times {\mathrm{23}}^1\times {\mathrm{947}}^1$

素因数の和:996

約数の個数: 108

約数和(自身を含む): 360414432

約数和(自身を除く): 221016032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 128, 160, 184, 200, 230, 256, 320, 368, 400, 460, 575, 640, 736, 800, 920, 947, 1150, 1280, 1472, 1600, 1840, 1894, 2300, 2944, 3200, 3680, 3788, 4600, 4735, 5888, 6400, 7360, 7576, 9200, 9470, 14720, 15152, 18400, 18940, 21781, 23675, 29440, 30304, 36800, 37880, 43562, 47350, 60608, 73600, 75760, 87124, 94700, 108905, 121216, 147200, 151520, 174248, 189400, 217810, 242432, 303040, 348496, 378800, 435620, 544525, 606080, 696992, 757600, 871240, 1089050, 1212160, 1393984, 1515200, 1742480, 2178100, 2787968, 3030400, 3484960, 4356200, 5575936, 6060800, 6969920, 8712400, 13939840, 17424800, 27879680, 34849600, 69699200, 139398400]

約数ペア:

[(1, 139398400), (2, 69699200), (4, 34849600), (5, 27879680), (8, 17424800), (10, 13939840), (16, 8712400), (20, 6969920), (23, 6060800), (25, 5575936), (32, 4356200), (40, 3484960), (46, 3030400), (50, 2787968), (64, 2178100), (80, 1742480), (92, 1515200), (100, 1393984), (115, 1212160), (128, 1089050), (160, 871240), (184, 757600), (200, 696992), (230, 606080), (256, 544525), (320, 435620), (368, 378800), (400, 348496), (460, 303040), (575, 242432), (640, 217810), (736, 189400), (800, 174248), (920, 151520), (947, 147200), (1150, 121216), (1280, 108905), (1472, 94700), (1600, 87124), (1840, 75760), (1894, 73600), (2300, 60608), (2944, 47350), (3200, 43562), (3680, 37880), (3788, 36800), (4600, 30304), (4735, 29440), (5888, 23675), (6400, 21781), (7360, 18940), (7576, 18400), (9200, 15152), (9470, 14720)]