78644520

素因数分解:

$2^3\times 3^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:92

約数の個数: 256

約数和(自身を含む): 283392000

約数和(自身を除く): 204747480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 31, 36, 40, 45, 54, 58, 60, 62, 72, 81, 87, 90, 93, 108, 116, 120, 124, 135, 145, 155, 162, 174, 180, 186, 216, 232, 243, 248, 261, 270, 279, 290, 310, 324, 348, 360, 372, 405, 435, 465, 486, 522, 540, 558, 580, 620, 648, 696, 729, 744, 783, 810, 837, 870, 899, 930, 972, 1044, 1080, 1116, 1160, 1215, 1240, 1305, 1395, 1458, 1566, 1620, 1674, 1740, 1798, 1860, 1944, 2088, 2187, 2232, 2349, 2430, 2511, 2610, 2697, 2790, 2916, 3132, 3240, 3348, 3480, 3596, 3645, 3720, 3915, 4185, 4374, 4495, 4698, 4860, 5022, 5220, 5394, 5580, 5832, 6264, 6696, 7047, 7192, 7290, 7533, 7830, 8091, 8370, 8748, 8990, 9396, 9720, 10044, 10440, 10788, 10935, 11160, 11745, 12555, 13485, 14094, 14580, 15066, 15660, 16182, 16740, 17496, 17980, 18792, 20088, 21141, 21576, 21870, 22599, 23490, 24273, 25110, 26970, 28188, 29160, 30132, 31320, 32364, 33480, 35235, 35960, 37665, 40455, 42282, 43740, 45198, 46980, 48546, 50220, 53940, 56376, 60264, 63423, 64728, 67797, 70470, 72819, 75330, 80910, 84564, 87480, 90396, 93960, 97092, 100440, 105705, 107880, 112995, 121365, 126846, 135594, 140940, 145638, 150660, 161820, 169128, 180792, 194184, 211410, 218457, 225990, 242730, 253692, 271188, 281880, 291276, 301320, 317115, 323640, 338985, 364095, 422820, 436914, 451980, 485460, 507384, 542376, 582552, 634230, 655371, 677970, 728190, 845640, 873828, 903960, 970920, 1092285, 1268460, 1310742, 1355940, 1456380, 1747656, 1966113, 2184570, 2536920, 2621484, 2711880, 2912760, 3276855, 3932226, 4369140, 5242968, 6553710, 7864452, 8738280, 9830565, 13107420, 15728904, 19661130, 26214840, 39322260, 78644520]

約数ペア:

[(1, 78644520), (2, 39322260), (3, 26214840), (4, 19661130), (5, 15728904), (6, 13107420), (8, 9830565), (9, 8738280), (10, 7864452), (12, 6553710), (15, 5242968), (18, 4369140), (20, 3932226), (24, 3276855), (27, 2912760), (29, 2711880), (30, 2621484), (31, 2536920), (36, 2184570), (40, 1966113), (45, 1747656), (54, 1456380), (58, 1355940), (60, 1310742), (62, 1268460), (72, 1092285), (81, 970920), (87, 903960), (90, 873828), (93, 845640), (108, 728190), (116, 677970), (120, 655371), (124, 634230), (135, 582552), (145, 542376), (155, 507384), (162, 485460), (174, 451980), (180, 436914), (186, 422820), (216, 364095), (232, 338985), (243, 323640), (248, 317115), (261, 301320), (270, 291276), (279, 281880), (290, 271188), (310, 253692), (324, 242730), (348, 225990), (360, 218457), (372, 211410), (405, 194184), (435, 180792), (465, 169128), (486, 161820), (522, 150660), (540, 145638), (558, 140940), (580, 135594), (620, 126846), (648, 121365), (696, 112995), (729, 107880), (744, 105705), (783, 100440), (810, 97092), (837, 93960), (870, 90396), (899, 87480), (930, 84564), (972, 80910), (1044, 75330), (1080, 72819), (1116, 70470), (1160, 67797), (1215, 64728), (1240, 63423), (1305, 60264), (1395, 56376), (1458, 53940), (1566, 50220), (1620, 48546), (1674, 46980), (1740, 45198), (1798, 43740), (1860, 42282), (1944, 40455), (2088, 37665), (2187, 35960), (2232, 35235), (2349, 33480), (2430, 32364), (2511, 31320), (2610, 30132), (2697, 29160), (2790, 28188), (2916, 26970), (3132, 25110), (3240, 24273), (3348, 23490), (3480, 22599), (3596, 21870), (3645, 21576), (3720, 21141), (3915, 20088), (4185, 18792), (4374, 17980), (4495, 17496), (4698, 16740), (4860, 16182), (5022, 15660), (5220, 15066), (5394, 14580), (5580, 14094), (5832, 13485), (6264, 12555), (6696, 11745), (7047, 11160), (7192, 10935), (7290, 10788), (7533, 10440), (7830, 10044), (8091, 9720), (8370, 9396), (8748, 8990)]