30681420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:288

約数の個数: 192

約数和(自身を含む): 111283200

約数和(自身を除く): 80601780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 29, 30, 33, 35, 42, 44, 55, 58, 60, 66, 70, 77, 84, 87, 105, 110, 116, 132, 140, 145, 154, 165, 174, 203, 210, 220, 229, 231, 290, 308, 319, 330, 348, 385, 406, 420, 435, 458, 462, 580, 609, 638, 660, 687, 770, 812, 870, 916, 924, 957, 1015, 1145, 1155, 1218, 1276, 1374, 1540, 1595, 1603, 1740, 1914, 2030, 2233, 2290, 2310, 2436, 2519, 2748, 3045, 3190, 3206, 3435, 3828, 4060, 4466, 4580, 4620, 4785, 4809, 5038, 6090, 6380, 6412, 6641, 6699, 6870, 7557, 8015, 8932, 9570, 9618, 10076, 11165, 12180, 12595, 13282, 13398, 13740, 15114, 16030, 17633, 19140, 19236, 19923, 22330, 24045, 25190, 26564, 26796, 30228, 32060, 33205, 33495, 35266, 37785, 39846, 44660, 46487, 48090, 50380, 52899, 66410, 66990, 70532, 73051, 75570, 79692, 88165, 92974, 96180, 99615, 105798, 132820, 133980, 139461, 146102, 151140, 176330, 185948, 199230, 211596, 219153, 232435, 264495, 278922, 292204, 352660, 365255, 398460, 438306, 464870, 511357, 528990, 557844, 697305, 730510, 876612, 929740, 1022714, 1057980, 1095765, 1394610, 1461020, 1534071, 2045428, 2191530, 2556785, 2789220, 3068142, 4383060, 5113570, 6136284, 7670355, 10227140, 15340710, 30681420]

約数ペア:

[(1, 30681420), (2, 15340710), (3, 10227140), (4, 7670355), (5, 6136284), (6, 5113570), (7, 4383060), (10, 3068142), (11, 2789220), (12, 2556785), (14, 2191530), (15, 2045428), (20, 1534071), (21, 1461020), (22, 1394610), (28, 1095765), (29, 1057980), (30, 1022714), (33, 929740), (35, 876612), (42, 730510), (44, 697305), (55, 557844), (58, 528990), (60, 511357), (66, 464870), (70, 438306), (77, 398460), (84, 365255), (87, 352660), (105, 292204), (110, 278922), (116, 264495), (132, 232435), (140, 219153), (145, 211596), (154, 199230), (165, 185948), (174, 176330), (203, 151140), (210, 146102), (220, 139461), (229, 133980), (231, 132820), (290, 105798), (308, 99615), (319, 96180), (330, 92974), (348, 88165), (385, 79692), (406, 75570), (420, 73051), (435, 70532), (458, 66990), (462, 66410), (580, 52899), (609, 50380), (638, 48090), (660, 46487), (687, 44660), (770, 39846), (812, 37785), (870, 35266), (916, 33495), (924, 33205), (957, 32060), (1015, 30228), (1145, 26796), (1155, 26564), (1218, 25190), (1276, 24045), (1374, 22330), (1540, 19923), (1595, 19236), (1603, 19140), (1740, 17633), (1914, 16030), (2030, 15114), (2233, 13740), (2290, 13398), (2310, 13282), (2436, 12595), (2519, 12180), (2748, 11165), (3045, 10076), (3190, 9618), (3206, 9570), (3435, 8932), (3828, 8015), (4060, 7557), (4466, 6870), (4580, 6699), (4620, 6641), (4785, 6412), (4809, 6380), (5038, 6090)]