64245440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:119

約数の個数: 224

約数和(自身を含む): 193121280

約数和(自身を除く): 128875840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 29, 32, 35, 40, 43, 46, 56, 58, 64, 70, 80, 86, 92, 112, 115, 116, 140, 145, 160, 161, 172, 184, 203, 215, 224, 230, 232, 280, 290, 301, 320, 322, 344, 368, 406, 430, 448, 460, 464, 560, 580, 602, 644, 667, 688, 736, 805, 812, 860, 920, 928, 989, 1015, 1120, 1160, 1204, 1247, 1288, 1334, 1376, 1472, 1505, 1610, 1624, 1720, 1840, 1856, 1978, 2030, 2240, 2320, 2408, 2494, 2576, 2668, 2752, 3010, 3220, 3248, 3335, 3440, 3680, 3956, 4060, 4640, 4669, 4816, 4945, 4988, 5152, 5336, 6020, 6235, 6440, 6496, 6670, 6880, 6923, 7360, 7912, 8120, 8729, 9280, 9338, 9632, 9890, 9976, 10304, 10672, 12040, 12470, 12880, 12992, 13340, 13760, 13846, 15824, 16240, 17458, 18676, 19264, 19780, 19952, 21344, 23345, 24080, 24940, 25760, 26680, 27692, 28681, 31648, 32480, 34615, 34916, 37352, 39560, 39904, 42688, 43645, 46690, 48160, 49880, 51520, 53360, 55384, 57362, 63296, 64960, 69230, 69832, 74704, 79120, 79808, 87290, 93380, 96320, 99760, 106720, 110768, 114724, 138460, 139664, 143405, 149408, 158240, 174580, 186760, 199520, 200767, 213440, 221536, 229448, 276920, 279328, 286810, 298816, 316480, 349160, 373520, 399040, 401534, 443072, 458896, 553840, 558656, 573620, 698320, 747040, 803068, 917792, 1003835, 1107680, 1147240, 1396640, 1494080, 1606136, 1835584, 2007670, 2215360, 2294480, 2793280, 3212272, 4015340, 4588960, 6424544, 8030680, 9177920, 12849088, 16061360, 32122720, 64245440]

約数ペア:

[(1, 64245440), (2, 32122720), (4, 16061360), (5, 12849088), (7, 9177920), (8, 8030680), (10, 6424544), (14, 4588960), (16, 4015340), (20, 3212272), (23, 2793280), (28, 2294480), (29, 2215360), (32, 2007670), (35, 1835584), (40, 1606136), (43, 1494080), (46, 1396640), (56, 1147240), (58, 1107680), (64, 1003835), (70, 917792), (80, 803068), (86, 747040), (92, 698320), (112, 573620), (115, 558656), (116, 553840), (140, 458896), (145, 443072), (160, 401534), (161, 399040), (172, 373520), (184, 349160), (203, 316480), (215, 298816), (224, 286810), (230, 279328), (232, 276920), (280, 229448), (290, 221536), (301, 213440), (320, 200767), (322, 199520), (344, 186760), (368, 174580), (406, 158240), (430, 149408), (448, 143405), (460, 139664), (464, 138460), (560, 114724), (580, 110768), (602, 106720), (644, 99760), (667, 96320), (688, 93380), (736, 87290), (805, 79808), (812, 79120), (860, 74704), (920, 69832), (928, 69230), (989, 64960), (1015, 63296), (1120, 57362), (1160, 55384), (1204, 53360), (1247, 51520), (1288, 49880), (1334, 48160), (1376, 46690), (1472, 43645), (1505, 42688), (1610, 39904), (1624, 39560), (1720, 37352), (1840, 34916), (1856, 34615), (1978, 32480), (2030, 31648), (2240, 28681), (2320, 27692), (2408, 26680), (2494, 25760), (2576, 24940), (2668, 24080), (2752, 23345), (3010, 21344), (3220, 19952), (3248, 19780), (3335, 19264), (3440, 18676), (3680, 17458), (3956, 16240), (4060, 15824), (4640, 13846), (4669, 13760), (4816, 13340), (4945, 12992), (4988, 12880), (5152, 12470), (5336, 12040), (6020, 10672), (6235, 10304), (6440, 9976), (6496, 9890), (6670, 9632), (6880, 9338), (6923, 9280), (7360, 8729), (7912, 8120)]