90237420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{787}}^1$

素因数の和:829

約数の個数: 216

約数和(自身を含む): 343337904

約数和(自身を除く): 253100484

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 49, 52, 60, 63, 65, 70, 78, 84, 90, 91, 98, 105, 117, 126, 130, 140, 147, 156, 180, 182, 195, 196, 210, 234, 245, 252, 260, 273, 294, 315, 364, 390, 420, 441, 455, 468, 490, 546, 585, 588, 630, 637, 735, 780, 787, 819, 882, 910, 980, 1092, 1170, 1260, 1274, 1365, 1470, 1574, 1638, 1764, 1820, 1911, 2205, 2340, 2361, 2548, 2730, 2940, 3148, 3185, 3276, 3822, 3935, 4095, 4410, 4722, 5460, 5509, 5733, 6370, 7083, 7644, 7870, 8190, 8820, 9444, 9555, 10231, 11018, 11466, 11805, 12740, 14166, 15740, 16380, 16527, 19110, 20462, 22036, 22932, 23610, 27545, 28332, 28665, 30693, 33054, 35415, 38220, 38563, 40924, 47220, 49581, 51155, 55090, 57330, 61386, 66108, 70830, 71617, 77126, 82635, 92079, 99162, 102310, 110180, 114660, 115689, 122772, 141660, 143234, 153465, 154252, 165270, 184158, 192815, 198324, 204620, 214851, 231378, 247905, 286468, 306930, 330540, 347067, 358085, 368316, 385630, 429702, 460395, 462756, 495810, 501319, 578445, 613860, 644553, 694134, 716170, 771260, 859404, 920790, 991620, 1002638, 1074255, 1156890, 1289106, 1388268, 1432340, 1503957, 1735335, 1841580, 2005276, 2148510, 2313780, 2506595, 2578212, 3007914, 3222765, 3470670, 4297020, 4511871, 5013190, 6015828, 6445530, 6941340, 7519785, 9023742, 10026380, 12891060, 15039570, 18047484, 22559355, 30079140, 45118710, 90237420]

約数ペア:

[(1, 90237420), (2, 45118710), (3, 30079140), (4, 22559355), (5, 18047484), (6, 15039570), (7, 12891060), (9, 10026380), (10, 9023742), (12, 7519785), (13, 6941340), (14, 6445530), (15, 6015828), (18, 5013190), (20, 4511871), (21, 4297020), (26, 3470670), (28, 3222765), (30, 3007914), (35, 2578212), (36, 2506595), (39, 2313780), (42, 2148510), (45, 2005276), (49, 1841580), (52, 1735335), (60, 1503957), (63, 1432340), (65, 1388268), (70, 1289106), (78, 1156890), (84, 1074255), (90, 1002638), (91, 991620), (98, 920790), (105, 859404), (117, 771260), (126, 716170), (130, 694134), (140, 644553), (147, 613860), (156, 578445), (180, 501319), (182, 495810), (195, 462756), (196, 460395), (210, 429702), (234, 385630), (245, 368316), (252, 358085), (260, 347067), (273, 330540), (294, 306930), (315, 286468), (364, 247905), (390, 231378), (420, 214851), (441, 204620), (455, 198324), (468, 192815), (490, 184158), (546, 165270), (585, 154252), (588, 153465), (630, 143234), (637, 141660), (735, 122772), (780, 115689), (787, 114660), (819, 110180), (882, 102310), (910, 99162), (980, 92079), (1092, 82635), (1170, 77126), (1260, 71617), (1274, 70830), (1365, 66108), (1470, 61386), (1574, 57330), (1638, 55090), (1764, 51155), (1820, 49581), (1911, 47220), (2205, 40924), (2340, 38563), (2361, 38220), (2548, 35415), (2730, 33054), (2940, 30693), (3148, 28665), (3185, 28332), (3276, 27545), (3822, 23610), (3935, 22932), (4095, 22036), (4410, 20462), (4722, 19110), (5460, 16527), (5509, 16380), (5733, 15740), (6370, 14166), (7083, 12740), (7644, 11805), (7870, 11466), (8190, 11018), (8820, 10231), (9444, 9555)]