61404840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{59}}^2$

素因数の和:149

約数の個数: 216

約数和(自身を含む): 236149290

約数和(自身を除く): 174744450

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 59, 60, 63, 70, 72, 84, 90, 98, 105, 118, 120, 126, 140, 147, 168, 177, 180, 196, 210, 236, 245, 252, 280, 294, 295, 315, 354, 360, 392, 413, 420, 441, 472, 490, 504, 531, 588, 590, 630, 708, 735, 826, 840, 882, 885, 980, 1062, 1176, 1180, 1239, 1260, 1416, 1470, 1652, 1764, 1770, 1960, 2065, 2124, 2205, 2360, 2478, 2520, 2655, 2891, 2940, 3304, 3481, 3528, 3540, 3717, 4130, 4248, 4410, 4956, 5310, 5782, 5880, 6195, 6962, 7080, 7434, 8260, 8673, 8820, 9912, 10443, 10620, 11564, 12390, 13924, 14455, 14868, 16520, 17346, 17405, 17640, 18585, 20886, 21240, 23128, 24367, 24780, 26019, 27848, 28910, 29736, 31329, 34692, 34810, 37170, 41772, 43365, 48734, 49560, 52038, 52215, 57820, 62658, 69384, 69620, 73101, 74340, 83544, 86730, 97468, 104076, 104430, 115640, 121835, 125316, 130095, 139240, 146202, 148680, 156645, 170569, 173460, 194936, 208152, 208860, 219303, 243670, 250632, 260190, 292404, 313290, 341138, 346920, 365505, 417720, 438606, 487340, 511707, 520380, 584808, 626580, 682276, 731010, 852845, 877212, 974680, 1023414, 1040760, 1096515, 1253160, 1364552, 1462020, 1535121, 1705690, 1754424, 2046828, 2193030, 2558535, 2924040, 3070242, 3411380, 4093656, 4386060, 5117070, 6140484, 6822760, 7675605, 8772120, 10234140, 12280968, 15351210, 20468280, 30702420, 61404840]

約数ペア:

[(1, 61404840), (2, 30702420), (3, 20468280), (4, 15351210), (5, 12280968), (6, 10234140), (7, 8772120), (8, 7675605), (9, 6822760), (10, 6140484), (12, 5117070), (14, 4386060), (15, 4093656), (18, 3411380), (20, 3070242), (21, 2924040), (24, 2558535), (28, 2193030), (30, 2046828), (35, 1754424), (36, 1705690), (40, 1535121), (42, 1462020), (45, 1364552), (49, 1253160), (56, 1096515), (59, 1040760), (60, 1023414), (63, 974680), (70, 877212), (72, 852845), (84, 731010), (90, 682276), (98, 626580), (105, 584808), (118, 520380), (120, 511707), (126, 487340), (140, 438606), (147, 417720), (168, 365505), (177, 346920), (180, 341138), (196, 313290), (210, 292404), (236, 260190), (245, 250632), (252, 243670), (280, 219303), (294, 208860), (295, 208152), (315, 194936), (354, 173460), (360, 170569), (392, 156645), (413, 148680), (420, 146202), (441, 139240), (472, 130095), (490, 125316), (504, 121835), (531, 115640), (588, 104430), (590, 104076), (630, 97468), (708, 86730), (735, 83544), (826, 74340), (840, 73101), (882, 69620), (885, 69384), (980, 62658), (1062, 57820), (1176, 52215), (1180, 52038), (1239, 49560), (1260, 48734), (1416, 43365), (1470, 41772), (1652, 37170), (1764, 34810), (1770, 34692), (1960, 31329), (2065, 29736), (2124, 28910), (2205, 27848), (2360, 26019), (2478, 24780), (2520, 24367), (2655, 23128), (2891, 21240), (2940, 20886), (3304, 18585), (3481, 17640), (3528, 17405), (3540, 17346), (3717, 16520), (4130, 14868), (4248, 14455), (4410, 13924), (4956, 12390), (5310, 11564), (5782, 10620), (5880, 10443), (6195, 9912), (6962, 8820), (7080, 8673), (7434, 8260)]