1215020880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:458

約数の個数: 240

約数和(自身を含む): 4202677440

約数和(自身を除く): 2987656560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 67, 72, 80, 89, 90, 120, 134, 144, 178, 180, 201, 240, 267, 268, 283, 335, 356, 360, 402, 445, 534, 536, 566, 603, 670, 712, 720, 801, 804, 849, 890, 1005, 1068, 1072, 1132, 1206, 1335, 1340, 1415, 1424, 1602, 1608, 1698, 1780, 2010, 2136, 2264, 2412, 2547, 2670, 2680, 2830, 3015, 3204, 3216, 3396, 3560, 4005, 4020, 4245, 4272, 4528, 4824, 5094, 5340, 5360, 5660, 5963, 6030, 6408, 6792, 7120, 8010, 8040, 8490, 9648, 10188, 10680, 11320, 11926, 12060, 12735, 12816, 13584, 16020, 16080, 16980, 17889, 18961, 20376, 21360, 22640, 23852, 24120, 25187, 25470, 29815, 32040, 33960, 35778, 37922, 40752, 47704, 48240, 50374, 50940, 53667, 56883, 59630, 64080, 67920, 71556, 75561, 75844, 89445, 94805, 95408, 100748, 101880, 107334, 113766, 119260, 125935, 143112, 151122, 151688, 170649, 178890, 189610, 201496, 203760, 214668, 226683, 227532, 238520, 251870, 268335, 284415, 286224, 302244, 303376, 341298, 357780, 377805, 379220, 402992, 429336, 453366, 455064, 477040, 503740, 536670, 568830, 604488, 682596, 715560, 755610, 758440, 853245, 858672, 906732, 910128, 1007480, 1073340, 1133415, 1137660, 1208976, 1365192, 1431120, 1511220, 1516880, 1687529, 1706490, 1813464, 2014960, 2146680, 2266830, 2275320, 2730384, 3022440, 3375058, 3412980, 3626928, 4293360, 4533660, 4550640, 5062587, 6044880, 6750116, 6825960, 8437645, 9067320, 10125174, 13500232, 13651920, 15187761, 16875290, 18134640, 20250348, 25312935, 27000464, 30375522, 33750580, 40500696, 50625870, 60751044, 67501160, 75938805, 81001392, 101251740, 121502088, 135002320, 151877610, 202503480, 243004176, 303755220, 405006960, 607510440, 1215020880]

約数ペア:

[(1, 1215020880), (2, 607510440), (3, 405006960), (4, 303755220), (5, 243004176), (6, 202503480), (8, 151877610), (9, 135002320), (10, 121502088), (12, 101251740), (15, 81001392), (16, 75938805), (18, 67501160), (20, 60751044), (24, 50625870), (30, 40500696), (36, 33750580), (40, 30375522), (45, 27000464), (48, 25312935), (60, 20250348), (67, 18134640), (72, 16875290), (80, 15187761), (89, 13651920), (90, 13500232), (120, 10125174), (134, 9067320), (144, 8437645), (178, 6825960), (180, 6750116), (201, 6044880), (240, 5062587), (267, 4550640), (268, 4533660), (283, 4293360), (335, 3626928), (356, 3412980), (360, 3375058), (402, 3022440), (445, 2730384), (534, 2275320), (536, 2266830), (566, 2146680), (603, 2014960), (670, 1813464), (712, 1706490), (720, 1687529), (801, 1516880), (804, 1511220), (849, 1431120), (890, 1365192), (1005, 1208976), (1068, 1137660), (1072, 1133415), (1132, 1073340), (1206, 1007480), (1335, 910128), (1340, 906732), (1415, 858672), (1424, 853245), (1602, 758440), (1608, 755610), (1698, 715560), (1780, 682596), (2010, 604488), (2136, 568830), (2264, 536670), (2412, 503740), (2547, 477040), (2670, 455064), (2680, 453366), (2830, 429336), (3015, 402992), (3204, 379220), (3216, 377805), (3396, 357780), (3560, 341298), (4005, 303376), (4020, 302244), (4245, 286224), (4272, 284415), (4528, 268335), (4824, 251870), (5094, 238520), (5340, 227532), (5360, 226683), (5660, 214668), (5963, 203760), (6030, 201496), (6408, 189610), (6792, 178890), (7120, 170649), (8010, 151688), (8040, 151122), (8490, 143112), (9648, 125935), (10188, 119260), (10680, 113766), (11320, 107334), (11926, 101880), (12060, 100748), (12735, 95408), (12816, 94805), (13584, 89445), (16020, 75844), (16080, 75561), (16980, 71556), (17889, 67920), (18961, 64080), (20376, 59630), (21360, 56883), (22640, 53667), (23852, 50940), (24120, 50374), (25187, 48240), (25470, 47704), (29815, 40752), (32040, 37922), (33960, 35778)]