211568800

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:519

約数の個数: 144

約数和(自身を含む): 562464000

約数和(自身を除く): 350895200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 32, 38, 40, 50, 62, 76, 80, 95, 100, 124, 152, 155, 160, 190, 200, 248, 304, 310, 380, 400, 449, 475, 496, 589, 608, 620, 760, 775, 800, 898, 950, 992, 1178, 1240, 1520, 1550, 1796, 1900, 2245, 2356, 2480, 2945, 3040, 3100, 3592, 3800, 4490, 4712, 4960, 5890, 6200, 7184, 7600, 8531, 8980, 9424, 11225, 11780, 12400, 13919, 14368, 14725, 15200, 17062, 17960, 18848, 22450, 23560, 24800, 27838, 29450, 34124, 35920, 42655, 44900, 47120, 55676, 58900, 68248, 69595, 71840, 85310, 89800, 94240, 111352, 117800, 136496, 139190, 170620, 179600, 213275, 222704, 235600, 264461, 272992, 278380, 341240, 347975, 359200, 426550, 445408, 471200, 528922, 556760, 682480, 695950, 853100, 1057844, 1113520, 1322305, 1364960, 1391900, 1706200, 2115688, 2227040, 2644610, 2783800, 3412400, 4231376, 5289220, 5567600, 6611525, 6824800, 8462752, 10578440, 11135200, 13223050, 21156880, 26446100, 42313760, 52892200, 105784400, 211568800]

約数ペア:

[(1, 211568800), (2, 105784400), (4, 52892200), (5, 42313760), (8, 26446100), (10, 21156880), (16, 13223050), (19, 11135200), (20, 10578440), (25, 8462752), (31, 6824800), (32, 6611525), (38, 5567600), (40, 5289220), (50, 4231376), (62, 3412400), (76, 2783800), (80, 2644610), (95, 2227040), (100, 2115688), (124, 1706200), (152, 1391900), (155, 1364960), (160, 1322305), (190, 1113520), (200, 1057844), (248, 853100), (304, 695950), (310, 682480), (380, 556760), (400, 528922), (449, 471200), (475, 445408), (496, 426550), (589, 359200), (608, 347975), (620, 341240), (760, 278380), (775, 272992), (800, 264461), (898, 235600), (950, 222704), (992, 213275), (1178, 179600), (1240, 170620), (1520, 139190), (1550, 136496), (1796, 117800), (1900, 111352), (2245, 94240), (2356, 89800), (2480, 85310), (2945, 71840), (3040, 69595), (3100, 68248), (3592, 58900), (3800, 55676), (4490, 47120), (4712, 44900), (4960, 42655), (5890, 35920), (6200, 34124), (7184, 29450), (7600, 27838), (8531, 24800), (8980, 23560), (9424, 22450), (11225, 18848), (11780, 17960), (12400, 17062), (13919, 15200), (14368, 14725)]