248655960

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1061}}^1$

素因数の和:1119

約数の個数: 256

約数和(自身を含む): 978739200

約数和(自身を除く): 730083240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 54, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 108, 120, 124, 126, 135, 140, 155, 168, 180, 186, 189, 210, 216, 217, 248, 252, 270, 279, 280, 310, 315, 360, 372, 378, 420, 434, 465, 504, 540, 558, 620, 630, 651, 744, 756, 837, 840, 868, 930, 945, 1061, 1080, 1085, 1116, 1240, 1260, 1302, 1395, 1512, 1674, 1736, 1860, 1890, 1953, 2122, 2170, 2232, 2520, 2604, 2790, 3183, 3255, 3348, 3720, 3780, 3906, 4185, 4244, 4340, 5208, 5305, 5580, 5859, 6366, 6510, 6696, 7427, 7560, 7812, 8370, 8488, 8680, 9549, 9765, 10610, 11160, 11718, 12732, 13020, 14854, 15624, 15915, 16740, 19098, 19530, 21220, 22281, 23436, 25464, 26040, 28647, 29295, 29708, 31830, 32891, 33480, 37135, 38196, 39060, 42440, 44562, 46872, 47745, 57294, 58590, 59416, 63660, 65782, 66843, 74270, 76392, 78120, 89124, 95490, 98673, 111405, 114588, 117180, 127320, 131564, 133686, 143235, 148540, 164455, 178248, 190980, 197346, 200529, 222810, 229176, 230237, 234360, 263128, 267372, 286470, 296019, 297080, 328910, 334215, 381960, 394692, 401058, 445620, 460474, 493365, 534744, 572940, 592038, 657820, 668430, 690711, 789384, 802116, 888057, 891240, 920948, 986730, 1002645, 1145880, 1151185, 1184076, 1315640, 1336860, 1381422, 1480095, 1604232, 1776114, 1841896, 1973460, 2005290, 2072133, 2302370, 2368152, 2673720, 2762844, 2960190, 3453555, 3552228, 3946920, 4010580, 4144266, 4440285, 4604740, 5525688, 5920380, 6216399, 6907110, 7104456, 8021160, 8288532, 8880570, 9209480, 10360665, 11840760, 12432798, 13814220, 16577064, 17761140, 20721330, 24865596, 27628440, 31081995, 35522280, 41442660, 49731192, 62163990, 82885320, 124327980, 248655960]

約数ペア:

[(1, 248655960), (2, 124327980), (3, 82885320), (4, 62163990), (5, 49731192), (6, 41442660), (7, 35522280), (8, 31081995), (9, 27628440), (10, 24865596), (12, 20721330), (14, 17761140), (15, 16577064), (18, 13814220), (20, 12432798), (21, 11840760), (24, 10360665), (27, 9209480), (28, 8880570), (30, 8288532), (31, 8021160), (35, 7104456), (36, 6907110), (40, 6216399), (42, 5920380), (45, 5525688), (54, 4604740), (56, 4440285), (60, 4144266), (62, 4010580), (63, 3946920), (70, 3552228), (72, 3453555), (84, 2960190), (90, 2762844), (93, 2673720), (105, 2368152), (108, 2302370), (120, 2072133), (124, 2005290), (126, 1973460), (135, 1841896), (140, 1776114), (155, 1604232), (168, 1480095), (180, 1381422), (186, 1336860), (189, 1315640), (210, 1184076), (216, 1151185), (217, 1145880), (248, 1002645), (252, 986730), (270, 920948), (279, 891240), (280, 888057), (310, 802116), (315, 789384), (360, 690711), (372, 668430), (378, 657820), (420, 592038), (434, 572940), (465, 534744), (504, 493365), (540, 460474), (558, 445620), (620, 401058), (630, 394692), (651, 381960), (744, 334215), (756, 328910), (837, 297080), (840, 296019), (868, 286470), (930, 267372), (945, 263128), (1061, 234360), (1080, 230237), (1085, 229176), (1116, 222810), (1240, 200529), (1260, 197346), (1302, 190980), (1395, 178248), (1512, 164455), (1674, 148540), (1736, 143235), (1860, 133686), (1890, 131564), (1953, 127320), (2122, 117180), (2170, 114588), (2232, 111405), (2520, 98673), (2604, 95490), (2790, 89124), (3183, 78120), (3255, 76392), (3348, 74270), (3720, 66843), (3780, 65782), (3906, 63660), (4185, 59416), (4244, 58590), (4340, 57294), (5208, 47745), (5305, 46872), (5580, 44562), (5859, 42440), (6366, 39060), (6510, 38196), (6696, 37135), (7427, 33480), (7560, 32891), (7812, 31830), (8370, 29708), (8488, 29295), (8680, 28647), (9549, 26040), (9765, 25464), (10610, 23436), (11160, 22281), (11718, 21220), (12732, 19530), (13020, 19098), (14854, 16740), (15624, 15915)]