815114020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1$

素因数の和:147

約数の個数: 216

約数和(自身を含む): 2201943744

約数和(自身を除く): 1386829724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 29, 35, 43, 46, 49, 58, 70, 86, 92, 98, 115, 116, 140, 145, 161, 172, 196, 203, 215, 230, 245, 290, 301, 322, 406, 430, 460, 490, 580, 602, 644, 667, 805, 812, 841, 860, 980, 989, 1015, 1127, 1204, 1247, 1334, 1421, 1505, 1610, 1682, 1978, 2030, 2107, 2254, 2494, 2668, 2842, 3010, 3220, 3335, 3364, 3956, 4060, 4205, 4214, 4508, 4669, 4945, 4988, 5635, 5684, 5887, 6020, 6235, 6670, 6923, 7105, 8410, 8428, 8729, 9338, 9890, 10535, 11270, 11774, 12470, 13340, 13846, 14210, 16820, 17458, 18676, 19343, 19780, 21070, 22540, 23345, 23548, 24940, 27692, 28420, 28681, 29435, 32683, 34615, 34916, 36163, 38686, 41209, 42140, 43645, 46690, 48461, 57362, 58870, 61103, 65366, 69230, 72326, 77372, 82418, 87290, 93380, 96715, 96922, 114724, 117740, 122206, 130732, 135401, 138460, 143405, 144652, 163415, 164836, 174580, 180815, 193430, 193844, 200767, 206045, 242305, 244412, 253141, 270802, 286810, 305515, 326830, 361630, 386860, 401534, 412090, 484610, 506282, 541604, 573620, 611030, 653660, 677005, 723260, 803068, 824180, 831749, 947807, 969220, 1003835, 1012564, 1222060, 1265705, 1354010, 1405369, 1663498, 1771987, 1895614, 2007670, 2531410, 2708020, 2810738, 3326996, 3543974, 3791228, 4015340, 4158745, 4739035, 5062820, 5621476, 5822243, 7026845, 7087948, 8317490, 8859935, 9478070, 11644486, 14053690, 16634980, 17719870, 18956140, 23288972, 28107380, 29111215, 35439740, 40755701, 58222430, 81511402, 116444860, 163022804, 203778505, 407557010, 815114020]

約数ペア:

[(1, 815114020), (2, 407557010), (4, 203778505), (5, 163022804), (7, 116444860), (10, 81511402), (14, 58222430), (20, 40755701), (23, 35439740), (28, 29111215), (29, 28107380), (35, 23288972), (43, 18956140), (46, 17719870), (49, 16634980), (58, 14053690), (70, 11644486), (86, 9478070), (92, 8859935), (98, 8317490), (115, 7087948), (116, 7026845), (140, 5822243), (145, 5621476), (161, 5062820), (172, 4739035), (196, 4158745), (203, 4015340), (215, 3791228), (230, 3543974), (245, 3326996), (290, 2810738), (301, 2708020), (322, 2531410), (406, 2007670), (430, 1895614), (460, 1771987), (490, 1663498), (580, 1405369), (602, 1354010), (644, 1265705), (667, 1222060), (805, 1012564), (812, 1003835), (841, 969220), (860, 947807), (980, 831749), (989, 824180), (1015, 803068), (1127, 723260), (1204, 677005), (1247, 653660), (1334, 611030), (1421, 573620), (1505, 541604), (1610, 506282), (1682, 484610), (1978, 412090), (2030, 401534), (2107, 386860), (2254, 361630), (2494, 326830), (2668, 305515), (2842, 286810), (3010, 270802), (3220, 253141), (3335, 244412), (3364, 242305), (3956, 206045), (4060, 200767), (4205, 193844), (4214, 193430), (4508, 180815), (4669, 174580), (4945, 164836), (4988, 163415), (5635, 144652), (5684, 143405), (5887, 138460), (6020, 135401), (6235, 130732), (6670, 122206), (6923, 117740), (7105, 114724), (8410, 96922), (8428, 96715), (8729, 93380), (9338, 87290), (9890, 82418), (10535, 77372), (11270, 72326), (11774, 69230), (12470, 65366), (13340, 61103), (13846, 58870), (14210, 57362), (16820, 48461), (17458, 46690), (18676, 43645), (19343, 42140), (19780, 41209), (21070, 38686), (22540, 36163), (23345, 34916), (23548, 34615), (24940, 32683), (27692, 29435), (28420, 28681)]