861352380

素因数分解:

$2^2\times 3^5\times 5^1\times 7^2\times {\mathrm{3617}}^1$

素因数の和:3655

約数の個数: 216

約数和(自身を含む): 3152783088

約数和(自身を除く): 2291430708

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 243, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 486, 490, 540, 567, 588, 630, 735, 756, 810, 882, 945, 972, 980, 1134, 1215, 1260, 1323, 1470, 1620, 1701, 1764, 1890, 2205, 2268, 2430, 2646, 2835, 2940, 3402, 3617, 3780, 3969, 4410, 4860, 5292, 5670, 6615, 6804, 7234, 7938, 8505, 8820, 10851, 11340, 11907, 13230, 14468, 15876, 17010, 18085, 19845, 21702, 23814, 25319, 26460, 32553, 34020, 36170, 39690, 43404, 47628, 50638, 54255, 59535, 65106, 72340, 75957, 79380, 97659, 101276, 108510, 119070, 126595, 130212, 151914, 162765, 177233, 195318, 217020, 227871, 238140, 253190, 292977, 303828, 325530, 354466, 379785, 390636, 455742, 488295, 506380, 531699, 585954, 651060, 683613, 708932, 759570, 878931, 886165, 911484, 976590, 1063398, 1139355, 1171908, 1367226, 1464885, 1519140, 1595097, 1757862, 1772330, 1953180, 2050839, 2126796, 2278710, 2658495, 2734452, 2929770, 3190194, 3418065, 3515724, 3544660, 4101678, 4394655, 4557420, 4785291, 5316990, 5859540, 6152517, 6380388, 6836130, 7975485, 8203356, 8789310, 9570582, 10254195, 10633980, 12305034, 13672260, 14355873, 15950970, 17578620, 19141164, 20508390, 23926455, 24610068, 28711746, 30762585, 31901940, 41016780, 43067619, 47852910, 57423492, 61525170, 71779365, 86135238, 95705820, 123050340, 143558730, 172270476, 215338095, 287117460, 430676190, 861352380]

約数ペア:

[(1, 861352380), (2, 430676190), (3, 287117460), (4, 215338095), (5, 172270476), (6, 143558730), (7, 123050340), (9, 95705820), (10, 86135238), (12, 71779365), (14, 61525170), (15, 57423492), (18, 47852910), (20, 43067619), (21, 41016780), (27, 31901940), (28, 30762585), (30, 28711746), (35, 24610068), (36, 23926455), (42, 20508390), (45, 19141164), (49, 17578620), (54, 15950970), (60, 14355873), (63, 13672260), (70, 12305034), (81, 10633980), (84, 10254195), (90, 9570582), (98, 8789310), (105, 8203356), (108, 7975485), (126, 6836130), (135, 6380388), (140, 6152517), (147, 5859540), (162, 5316990), (180, 4785291), (189, 4557420), (196, 4394655), (210, 4101678), (243, 3544660), (245, 3515724), (252, 3418065), (270, 3190194), (294, 2929770), (315, 2734452), (324, 2658495), (378, 2278710), (405, 2126796), (420, 2050839), (441, 1953180), (486, 1772330), (490, 1757862), (540, 1595097), (567, 1519140), (588, 1464885), (630, 1367226), (735, 1171908), (756, 1139355), (810, 1063398), (882, 976590), (945, 911484), (972, 886165), (980, 878931), (1134, 759570), (1215, 708932), (1260, 683613), (1323, 651060), (1470, 585954), (1620, 531699), (1701, 506380), (1764, 488295), (1890, 455742), (2205, 390636), (2268, 379785), (2430, 354466), (2646, 325530), (2835, 303828), (2940, 292977), (3402, 253190), (3617, 238140), (3780, 227871), (3969, 217020), (4410, 195318), (4860, 177233), (5292, 162765), (5670, 151914), (6615, 130212), (6804, 126595), (7234, 119070), (7938, 108510), (8505, 101276), (8820, 97659), (10851, 79380), (11340, 75957), (11907, 72340), (13230, 65106), (14468, 59535), (15876, 54255), (17010, 50638), (18085, 47628), (19845, 43404), (21702, 39690), (23814, 36170), (25319, 34020), (26460, 32553)]