205146540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:261

約数の個数: 192

約数和(自身を含む): 667699200

約数和(自身を除く): 462552660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 59, 60, 90, 94, 108, 118, 135, 137, 141, 177, 180, 188, 235, 236, 270, 274, 282, 295, 354, 411, 423, 470, 531, 540, 548, 564, 590, 685, 705, 708, 822, 846, 885, 940, 1062, 1180, 1233, 1269, 1370, 1410, 1593, 1644, 1692, 1770, 2055, 2115, 2124, 2466, 2538, 2655, 2740, 2773, 2820, 3186, 3540, 3699, 4110, 4230, 4932, 5076, 5310, 5546, 6165, 6345, 6372, 6439, 7398, 7965, 8083, 8220, 8319, 8460, 10620, 11092, 12330, 12690, 12878, 13865, 14796, 15930, 16166, 16638, 18495, 19317, 24249, 24660, 24957, 25380, 25756, 27730, 31860, 32195, 32332, 33276, 36990, 38634, 40415, 41595, 48498, 49914, 55460, 57951, 64390, 72747, 73980, 74871, 77268, 80830, 83190, 96585, 96996, 99828, 115902, 121245, 124785, 128780, 145494, 149742, 161660, 166380, 173853, 193170, 218241, 231804, 242490, 249570, 289755, 290988, 299484, 347706, 363735, 374355, 379901, 386340, 436482, 484980, 499140, 579510, 695412, 727470, 748710, 759802, 869265, 872964, 1091205, 1139703, 1159020, 1454940, 1497420, 1519604, 1738530, 1899505, 2182410, 2279406, 3419109, 3477060, 3799010, 4364820, 4558812, 5698515, 6838218, 7598020, 10257327, 11397030, 13676436, 17095545, 20514654, 22794060, 34191090, 41029308, 51286635, 68382180, 102573270, 205146540]

約数ペア:

[(1, 205146540), (2, 102573270), (3, 68382180), (4, 51286635), (5, 41029308), (6, 34191090), (9, 22794060), (10, 20514654), (12, 17095545), (15, 13676436), (18, 11397030), (20, 10257327), (27, 7598020), (30, 6838218), (36, 5698515), (45, 4558812), (47, 4364820), (54, 3799010), (59, 3477060), (60, 3419109), (90, 2279406), (94, 2182410), (108, 1899505), (118, 1738530), (135, 1519604), (137, 1497420), (141, 1454940), (177, 1159020), (180, 1139703), (188, 1091205), (235, 872964), (236, 869265), (270, 759802), (274, 748710), (282, 727470), (295, 695412), (354, 579510), (411, 499140), (423, 484980), (470, 436482), (531, 386340), (540, 379901), (548, 374355), (564, 363735), (590, 347706), (685, 299484), (705, 290988), (708, 289755), (822, 249570), (846, 242490), (885, 231804), (940, 218241), (1062, 193170), (1180, 173853), (1233, 166380), (1269, 161660), (1370, 149742), (1410, 145494), (1593, 128780), (1644, 124785), (1692, 121245), (1770, 115902), (2055, 99828), (2115, 96996), (2124, 96585), (2466, 83190), (2538, 80830), (2655, 77268), (2740, 74871), (2773, 73980), (2820, 72747), (3186, 64390), (3540, 57951), (3699, 55460), (4110, 49914), (4230, 48498), (4932, 41595), (5076, 40415), (5310, 38634), (5546, 36990), (6165, 33276), (6345, 32332), (6372, 32195), (6439, 31860), (7398, 27730), (7965, 25756), (8083, 25380), (8220, 24957), (8319, 24660), (8460, 24249), (10620, 19317), (11092, 18495), (12330, 16638), (12690, 16166), (12878, 15930), (13865, 14796)]