251128320

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1721}}^1$

素因数の和:1766

約数の個数: 160

約数和(自身を含む): 845570880

約数和(自身を除く): 594442560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 456, 480, 512, 570, 608, 640, 760, 768, 912, 960, 1140, 1216, 1280, 1520, 1536, 1721, 1824, 1920, 2280, 2432, 2560, 3040, 3442, 3648, 3840, 4560, 4864, 5163, 6080, 6884, 7296, 7680, 8605, 9120, 9728, 10326, 12160, 13768, 14592, 17210, 18240, 20652, 24320, 25815, 27536, 29184, 32699, 34420, 36480, 41304, 48640, 51630, 55072, 65398, 68840, 72960, 82608, 98097, 103260, 110144, 130796, 137680, 145920, 163495, 165216, 196194, 206520, 220288, 261592, 275360, 326990, 330432, 392388, 413040, 440576, 490485, 523184, 550720, 653980, 660864, 784776, 826080, 881152, 980970, 1046368, 1101440, 1307960, 1321728, 1569552, 1652160, 1961940, 2092736, 2202880, 2615920, 2643456, 3139104, 3304320, 3923880, 4185472, 4405760, 5231840, 6278208, 6608640, 7847760, 8370944, 10463680, 12556416, 13217280, 15695520, 16741888, 20927360, 25112832, 31391040, 41854720, 50225664, 62782080, 83709440, 125564160, 251128320]

約数ペア:

[(1, 251128320), (2, 125564160), (3, 83709440), (4, 62782080), (5, 50225664), (6, 41854720), (8, 31391040), (10, 25112832), (12, 20927360), (15, 16741888), (16, 15695520), (19, 13217280), (20, 12556416), (24, 10463680), (30, 8370944), (32, 7847760), (38, 6608640), (40, 6278208), (48, 5231840), (57, 4405760), (60, 4185472), (64, 3923880), (76, 3304320), (80, 3139104), (95, 2643456), (96, 2615920), (114, 2202880), (120, 2092736), (128, 1961940), (152, 1652160), (160, 1569552), (190, 1321728), (192, 1307960), (228, 1101440), (240, 1046368), (256, 980970), (285, 881152), (304, 826080), (320, 784776), (380, 660864), (384, 653980), (456, 550720), (480, 523184), (512, 490485), (570, 440576), (608, 413040), (640, 392388), (760, 330432), (768, 326990), (912, 275360), (960, 261592), (1140, 220288), (1216, 206520), (1280, 196194), (1520, 165216), (1536, 163495), (1721, 145920), (1824, 137680), (1920, 130796), (2280, 110144), (2432, 103260), (2560, 98097), (3040, 82608), (3442, 72960), (3648, 68840), (3840, 65398), (4560, 55072), (4864, 51630), (5163, 48640), (6080, 41304), (6884, 36480), (7296, 34420), (7680, 32699), (8605, 29184), (9120, 27536), (9728, 25815), (10326, 24320), (12160, 20652), (13768, 18240), (14592, 17210)]