1258386720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4451}}^1$

素因数の和:4519

約数の個数: 192

約数和(自身を含む): 4308111360

約数和(自身を除く): 3049724640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 32, 38, 40, 48, 57, 60, 62, 76, 80, 93, 95, 96, 114, 120, 124, 152, 155, 160, 186, 190, 228, 240, 248, 285, 304, 310, 372, 380, 456, 465, 480, 496, 570, 589, 608, 620, 744, 760, 912, 930, 992, 1140, 1178, 1240, 1488, 1520, 1767, 1824, 1860, 2280, 2356, 2480, 2945, 2976, 3040, 3534, 3720, 4451, 4560, 4712, 4960, 5890, 7068, 7440, 8835, 8902, 9120, 9424, 11780, 13353, 14136, 14880, 17670, 17804, 18848, 22255, 23560, 26706, 28272, 35340, 35608, 44510, 47120, 53412, 56544, 66765, 70680, 71216, 84569, 89020, 94240, 106824, 133530, 137981, 141360, 142432, 169138, 178040, 213648, 253707, 267060, 275962, 282720, 338276, 356080, 413943, 422845, 427296, 507414, 534120, 551924, 676552, 689905, 712160, 827886, 845690, 1014828, 1068240, 1103848, 1268535, 1353104, 1379810, 1655772, 1691380, 2029656, 2069715, 2136480, 2207696, 2537070, 2621639, 2706208, 2759620, 3311544, 3382760, 4059312, 4139430, 4415392, 5074140, 5243278, 5519240, 6623088, 6765520, 7864917, 8118624, 8278860, 10148280, 10486556, 11038480, 13108195, 13246176, 13531040, 15729834, 16557720, 20296560, 20973112, 22076960, 26216390, 31459668, 33115440, 39324585, 40593120, 41946224, 52432780, 62919336, 66230880, 78649170, 83892448, 104865560, 125838672, 157298340, 209731120, 251677344, 314596680, 419462240, 629193360, 1258386720]

約数ペア:

[(1, 1258386720), (2, 629193360), (3, 419462240), (4, 314596680), (5, 251677344), (6, 209731120), (8, 157298340), (10, 125838672), (12, 104865560), (15, 83892448), (16, 78649170), (19, 66230880), (20, 62919336), (24, 52432780), (30, 41946224), (31, 40593120), (32, 39324585), (38, 33115440), (40, 31459668), (48, 26216390), (57, 22076960), (60, 20973112), (62, 20296560), (76, 16557720), (80, 15729834), (93, 13531040), (95, 13246176), (96, 13108195), (114, 11038480), (120, 10486556), (124, 10148280), (152, 8278860), (155, 8118624), (160, 7864917), (186, 6765520), (190, 6623088), (228, 5519240), (240, 5243278), (248, 5074140), (285, 4415392), (304, 4139430), (310, 4059312), (372, 3382760), (380, 3311544), (456, 2759620), (465, 2706208), (480, 2621639), (496, 2537070), (570, 2207696), (589, 2136480), (608, 2069715), (620, 2029656), (744, 1691380), (760, 1655772), (912, 1379810), (930, 1353104), (992, 1268535), (1140, 1103848), (1178, 1068240), (1240, 1014828), (1488, 845690), (1520, 827886), (1767, 712160), (1824, 689905), (1860, 676552), (2280, 551924), (2356, 534120), (2480, 507414), (2945, 427296), (2976, 422845), (3040, 413943), (3534, 356080), (3720, 338276), (4451, 282720), (4560, 275962), (4712, 267060), (4960, 253707), (5890, 213648), (7068, 178040), (7440, 169138), (8835, 142432), (8902, 141360), (9120, 137981), (9424, 133530), (11780, 106824), (13353, 94240), (14136, 89020), (14880, 84569), (17670, 71216), (17804, 70680), (18848, 66765), (22255, 56544), (23560, 53412), (26706, 47120), (28272, 44510), (35340, 35608)]