317942820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:552

約数の個数: 240

約数和(自身を含む): 1111047168

約数和(自身を除く): 793104348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 31, 36, 39, 45, 52, 54, 60, 62, 65, 78, 81, 90, 93, 108, 117, 124, 130, 135, 155, 156, 162, 180, 186, 195, 234, 260, 270, 279, 310, 324, 351, 372, 390, 403, 405, 465, 468, 487, 540, 558, 585, 620, 702, 780, 806, 810, 837, 930, 974, 1053, 1116, 1170, 1209, 1395, 1404, 1461, 1612, 1620, 1674, 1755, 1860, 1948, 2015, 2106, 2340, 2418, 2435, 2511, 2790, 2922, 3348, 3510, 3627, 4030, 4185, 4212, 4383, 4836, 4870, 5022, 5265, 5580, 5844, 6045, 6331, 7020, 7254, 7305, 8060, 8370, 8766, 9740, 10044, 10530, 10881, 12090, 12555, 12662, 13149, 14508, 14610, 15097, 16740, 17532, 18135, 18993, 21060, 21762, 21915, 24180, 25110, 25324, 26298, 29220, 30194, 31655, 32643, 36270, 37986, 39447, 43524, 43830, 45291, 50220, 52596, 54405, 56979, 60388, 63310, 65286, 65745, 72540, 75485, 75972, 78894, 87660, 90582, 94965, 108810, 113958, 126620, 130572, 131490, 135873, 150970, 157788, 163215, 170937, 181164, 189930, 196261, 197235, 217620, 226455, 227916, 262980, 271746, 284895, 301940, 326430, 341874, 379860, 392522, 394470, 407619, 452910, 512811, 543492, 569790, 588783, 652860, 679365, 683748, 785044, 788940, 815238, 854685, 905820, 981305, 1025622, 1139580, 1177566, 1222857, 1358730, 1630476, 1709370, 1766349, 1962610, 2038095, 2051244, 2355132, 2445714, 2564055, 2717460, 2943915, 3418740, 3532698, 3925220, 4076190, 4891428, 5128110, 5299047, 5887830, 6114285, 7065396, 8152380, 8831745, 10256220, 10598094, 11775660, 12228570, 15897141, 17663490, 21196188, 24457140, 26495235, 31794282, 35326980, 52990470, 63588564, 79485705, 105980940, 158971410, 317942820]

約数ペア:

[(1, 317942820), (2, 158971410), (3, 105980940), (4, 79485705), (5, 63588564), (6, 52990470), (9, 35326980), (10, 31794282), (12, 26495235), (13, 24457140), (15, 21196188), (18, 17663490), (20, 15897141), (26, 12228570), (27, 11775660), (30, 10598094), (31, 10256220), (36, 8831745), (39, 8152380), (45, 7065396), (52, 6114285), (54, 5887830), (60, 5299047), (62, 5128110), (65, 4891428), (78, 4076190), (81, 3925220), (90, 3532698), (93, 3418740), (108, 2943915), (117, 2717460), (124, 2564055), (130, 2445714), (135, 2355132), (155, 2051244), (156, 2038095), (162, 1962610), (180, 1766349), (186, 1709370), (195, 1630476), (234, 1358730), (260, 1222857), (270, 1177566), (279, 1139580), (310, 1025622), (324, 981305), (351, 905820), (372, 854685), (390, 815238), (403, 788940), (405, 785044), (465, 683748), (468, 679365), (487, 652860), (540, 588783), (558, 569790), (585, 543492), (620, 512811), (702, 452910), (780, 407619), (806, 394470), (810, 392522), (837, 379860), (930, 341874), (974, 326430), (1053, 301940), (1116, 284895), (1170, 271746), (1209, 262980), (1395, 227916), (1404, 226455), (1461, 217620), (1612, 197235), (1620, 196261), (1674, 189930), (1755, 181164), (1860, 170937), (1948, 163215), (2015, 157788), (2106, 150970), (2340, 135873), (2418, 131490), (2435, 130572), (2511, 126620), (2790, 113958), (2922, 108810), (3348, 94965), (3510, 90582), (3627, 87660), (4030, 78894), (4185, 75972), (4212, 75485), (4383, 72540), (4836, 65745), (4870, 65286), (5022, 63310), (5265, 60388), (5580, 56979), (5844, 54405), (6045, 52596), (6331, 50220), (7020, 45291), (7254, 43830), (7305, 43524), (8060, 39447), (8370, 37986), (8766, 36270), (9740, 32643), (10044, 31655), (10530, 30194), (10881, 29220), (12090, 26298), (12555, 25324), (12662, 25110), (13149, 24180), (14508, 21915), (14610, 21762), (15097, 21060), (16740, 18993), (17532, 18135)]