687528540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{613}}^1$

素因数の和:729

約数の個数: 192

約数和(自身を含む): 2244587520

約数和(自身を除く): 1557058980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 67, 90, 93, 108, 124, 134, 135, 155, 180, 186, 201, 268, 270, 279, 310, 335, 372, 402, 465, 540, 558, 603, 613, 620, 670, 804, 837, 930, 1005, 1116, 1206, 1226, 1340, 1395, 1674, 1809, 1839, 1860, 2010, 2077, 2412, 2452, 2790, 3015, 3065, 3348, 3618, 3678, 4020, 4154, 4185, 5517, 5580, 6030, 6130, 6231, 7236, 7356, 8308, 8370, 9045, 9195, 10385, 11034, 12060, 12260, 12462, 16551, 16740, 18090, 18390, 18693, 19003, 20770, 22068, 24924, 27585, 31155, 33102, 36180, 36780, 37386, 38006, 41071, 41540, 55170, 56079, 57009, 62310, 66204, 74772, 76012, 82142, 82755, 93465, 95015, 110340, 112158, 114018, 123213, 124620, 164284, 165510, 171027, 186930, 190030, 205355, 224316, 228036, 246426, 280395, 285045, 331020, 342054, 369639, 373860, 380060, 410710, 492852, 513081, 560790, 570090, 616065, 684108, 739278, 821420, 855135, 1026162, 1108917, 1121580, 1140180, 1232130, 1273201, 1478556, 1710270, 1848195, 2052324, 2217834, 2464260, 2546402, 2565405, 3420540, 3696390, 3819603, 4435668, 5092804, 5130810, 5544585, 6366005, 7392780, 7639206, 10261620, 11089170, 11458809, 12732010, 15278412, 19098015, 22178340, 22917618, 25464020, 34376427, 38196030, 45835236, 57294045, 68752854, 76392060, 114588090, 137505708, 171882135, 229176180, 343764270, 687528540]

約数ペア:

[(1, 687528540), (2, 343764270), (3, 229176180), (4, 171882135), (5, 137505708), (6, 114588090), (9, 76392060), (10, 68752854), (12, 57294045), (15, 45835236), (18, 38196030), (20, 34376427), (27, 25464020), (30, 22917618), (31, 22178340), (36, 19098015), (45, 15278412), (54, 12732010), (60, 11458809), (62, 11089170), (67, 10261620), (90, 7639206), (93, 7392780), (108, 6366005), (124, 5544585), (134, 5130810), (135, 5092804), (155, 4435668), (180, 3819603), (186, 3696390), (201, 3420540), (268, 2565405), (270, 2546402), (279, 2464260), (310, 2217834), (335, 2052324), (372, 1848195), (402, 1710270), (465, 1478556), (540, 1273201), (558, 1232130), (603, 1140180), (613, 1121580), (620, 1108917), (670, 1026162), (804, 855135), (837, 821420), (930, 739278), (1005, 684108), (1116, 616065), (1206, 570090), (1226, 560790), (1340, 513081), (1395, 492852), (1674, 410710), (1809, 380060), (1839, 373860), (1860, 369639), (2010, 342054), (2077, 331020), (2412, 285045), (2452, 280395), (2790, 246426), (3015, 228036), (3065, 224316), (3348, 205355), (3618, 190030), (3678, 186930), (4020, 171027), (4154, 165510), (4185, 164284), (5517, 124620), (5580, 123213), (6030, 114018), (6130, 112158), (6231, 110340), (7236, 95015), (7356, 93465), (8308, 82755), (8370, 82142), (9045, 76012), (9195, 74772), (10385, 66204), (11034, 62310), (12060, 57009), (12260, 56079), (12462, 55170), (16551, 41540), (16740, 41071), (18090, 38006), (18390, 37386), (18693, 36780), (19003, 36180), (20770, 33102), (22068, 31155), (24924, 27585)]