197919200

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1$

素因数の和:517

約数の個数: 144

約数和(自身を含む): 527310000

約数和(自身を除く): 329390800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 29, 32, 38, 40, 50, 58, 76, 80, 95, 100, 116, 145, 152, 160, 190, 200, 232, 290, 304, 380, 400, 449, 464, 475, 551, 580, 608, 725, 760, 800, 898, 928, 950, 1102, 1160, 1450, 1520, 1796, 1900, 2204, 2245, 2320, 2755, 2900, 3040, 3592, 3800, 4408, 4490, 4640, 5510, 5800, 7184, 7600, 8531, 8816, 8980, 11020, 11225, 11600, 13021, 13775, 14368, 15200, 17062, 17632, 17960, 22040, 22450, 23200, 26042, 27550, 34124, 35920, 42655, 44080, 44900, 52084, 55100, 65105, 68248, 71840, 85310, 88160, 89800, 104168, 110200, 130210, 136496, 170620, 179600, 208336, 213275, 220400, 247399, 260420, 272992, 325525, 341240, 359200, 416672, 426550, 440800, 494798, 520840, 651050, 682480, 853100, 989596, 1041680, 1236995, 1302100, 1364960, 1706200, 1979192, 2083360, 2473990, 2604200, 3412400, 3958384, 4947980, 5208400, 6184975, 6824800, 7916768, 9895960, 10416800, 12369950, 19791920, 24739900, 39583840, 49479800, 98959600, 197919200]

約数ペア:

[(1, 197919200), (2, 98959600), (4, 49479800), (5, 39583840), (8, 24739900), (10, 19791920), (16, 12369950), (19, 10416800), (20, 9895960), (25, 7916768), (29, 6824800), (32, 6184975), (38, 5208400), (40, 4947980), (50, 3958384), (58, 3412400), (76, 2604200), (80, 2473990), (95, 2083360), (100, 1979192), (116, 1706200), (145, 1364960), (152, 1302100), (160, 1236995), (190, 1041680), (200, 989596), (232, 853100), (290, 682480), (304, 651050), (380, 520840), (400, 494798), (449, 440800), (464, 426550), (475, 416672), (551, 359200), (580, 341240), (608, 325525), (725, 272992), (760, 260420), (800, 247399), (898, 220400), (928, 213275), (950, 208336), (1102, 179600), (1160, 170620), (1450, 136496), (1520, 130210), (1796, 110200), (1900, 104168), (2204, 89800), (2245, 88160), (2320, 85310), (2755, 71840), (2900, 68248), (3040, 65105), (3592, 55100), (3800, 52084), (4408, 44900), (4490, 44080), (4640, 42655), (5510, 35920), (5800, 34124), (7184, 27550), (7600, 26042), (8531, 23200), (8816, 22450), (8980, 22040), (11020, 17960), (11225, 17632), (11600, 17062), (13021, 15200), (13775, 14368)]