821783340

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7013}}^1$

素因数の和:7069

約数の個数: 192

約数和(自身を含む): 3016581120

約数和(自身を除く): 2194797780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 180, 186, 189, 210, 217, 252, 270, 279, 310, 315, 372, 378, 420, 434, 465, 540, 558, 620, 630, 651, 756, 837, 868, 930, 945, 1085, 1116, 1260, 1302, 1395, 1674, 1860, 1890, 1953, 2170, 2604, 2790, 3255, 3348, 3780, 3906, 4185, 4340, 5580, 5859, 6510, 7013, 7812, 8370, 9765, 11718, 13020, 14026, 16740, 19530, 21039, 23436, 28052, 29295, 35065, 39060, 42078, 49091, 58590, 63117, 70130, 84156, 98182, 105195, 117180, 126234, 140260, 147273, 189351, 196364, 210390, 217403, 245455, 252468, 294546, 315585, 378702, 420780, 434806, 441819, 490910, 589092, 631170, 652209, 736365, 757404, 869612, 883638, 946755, 981820, 1087015, 1262340, 1304418, 1325457, 1472730, 1521821, 1767276, 1893510, 1956627, 2174030, 2209095, 2608836, 2650914, 2945460, 3043642, 3261045, 3787020, 3913254, 4348060, 4418190, 4565463, 5301828, 5869881, 6087284, 6522090, 6627285, 7609105, 7826508, 8836380, 9130926, 9783135, 11739762, 13044180, 13254570, 13696389, 15218210, 18261852, 19566270, 22827315, 23479524, 26509140, 27392778, 29349405, 30436420, 39132540, 41089167, 45654630, 54785556, 58698810, 68481945, 82178334, 91309260, 117397620, 136963890, 164356668, 205445835, 273927780, 410891670, 821783340]

約数ペア:

[(1, 821783340), (2, 410891670), (3, 273927780), (4, 205445835), (5, 164356668), (6, 136963890), (7, 117397620), (9, 91309260), (10, 82178334), (12, 68481945), (14, 58698810), (15, 54785556), (18, 45654630), (20, 41089167), (21, 39132540), (27, 30436420), (28, 29349405), (30, 27392778), (31, 26509140), (35, 23479524), (36, 22827315), (42, 19566270), (45, 18261852), (54, 15218210), (60, 13696389), (62, 13254570), (63, 13044180), (70, 11739762), (84, 9783135), (90, 9130926), (93, 8836380), (105, 7826508), (108, 7609105), (124, 6627285), (126, 6522090), (135, 6087284), (140, 5869881), (155, 5301828), (180, 4565463), (186, 4418190), (189, 4348060), (210, 3913254), (217, 3787020), (252, 3261045), (270, 3043642), (279, 2945460), (310, 2650914), (315, 2608836), (372, 2209095), (378, 2174030), (420, 1956627), (434, 1893510), (465, 1767276), (540, 1521821), (558, 1472730), (620, 1325457), (630, 1304418), (651, 1262340), (756, 1087015), (837, 981820), (868, 946755), (930, 883638), (945, 869612), (1085, 757404), (1116, 736365), (1260, 652209), (1302, 631170), (1395, 589092), (1674, 490910), (1860, 441819), (1890, 434806), (1953, 420780), (2170, 378702), (2604, 315585), (2790, 294546), (3255, 252468), (3348, 245455), (3780, 217403), (3906, 210390), (4185, 196364), (4340, 189351), (5580, 147273), (5859, 140260), (6510, 126234), (7013, 117180), (7812, 105195), (8370, 98182), (9765, 84156), (11718, 70130), (13020, 63117), (14026, 58590), (16740, 49091), (19530, 42078), (21039, 39060), (23436, 35065), (28052, 29295)]