228788820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:176

約数の個数: 288

約数和(自身を含む): 811641600

約数和(自身を除く): 582852780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 27, 30, 36, 39, 45, 46, 52, 54, 60, 65, 69, 78, 90, 92, 108, 109, 115, 117, 130, 135, 138, 156, 169, 180, 195, 207, 218, 230, 234, 260, 270, 276, 299, 327, 338, 345, 351, 390, 414, 436, 460, 468, 507, 540, 545, 585, 598, 621, 654, 676, 690, 702, 780, 828, 845, 897, 981, 1014, 1035, 1090, 1170, 1196, 1242, 1308, 1380, 1404, 1417, 1495, 1521, 1635, 1690, 1755, 1794, 1962, 2028, 2070, 2180, 2340, 2484, 2507, 2535, 2691, 2834, 2943, 2990, 3042, 3105, 3270, 3380, 3510, 3588, 3887, 3924, 4140, 4251, 4485, 4563, 4905, 5014, 5070, 5382, 5668, 5886, 5980, 6084, 6210, 6540, 7020, 7085, 7521, 7605, 7774, 8073, 8502, 8970, 9126, 9810, 10028, 10140, 10764, 11661, 11772, 12420, 12535, 12753, 13455, 14170, 14715, 15042, 15210, 15548, 16146, 17004, 17940, 18252, 18421, 19435, 19620, 21255, 22563, 22815, 23322, 25070, 25506, 26910, 28340, 29430, 30084, 30420, 32292, 32591, 34983, 36842, 37605, 38259, 38870, 40365, 42510, 45126, 45630, 46644, 50140, 51012, 53820, 55263, 58305, 58860, 63765, 65182, 67689, 69966, 73684, 75210, 76518, 77740, 80730, 85020, 90252, 91260, 92105, 97773, 104949, 110526, 112815, 116610, 127530, 130364, 135378, 139932, 150420, 153036, 161460, 162955, 165789, 174915, 184210, 191295, 195546, 209898, 221052, 225630, 233220, 255060, 270756, 276315, 293319, 325910, 331578, 338445, 349830, 368420, 382590, 391092, 419796, 423683, 451260, 488865, 497367, 524745, 552630, 586638, 651820, 663156, 676890, 699660, 765180, 828945, 847366, 879957, 977730, 994734, 1049490, 1105260, 1173276, 1271049, 1353780, 1466595, 1657890, 1694732, 1759914, 1955460, 1989468, 2098980, 2118415, 2486835, 2542098, 2933190, 3315780, 3519828, 3813147, 4236830, 4399785, 4973670, 5084196, 5866380, 6355245, 7626294, 8473660, 8799570, 9947340, 11439441, 12710490, 15252588, 17599140, 19065735, 22878882, 25420980, 38131470, 45757764, 57197205, 76262940, 114394410, 228788820]

約数ペア:

[(1, 228788820), (2, 114394410), (3, 76262940), (4, 57197205), (5, 45757764), (6, 38131470), (9, 25420980), (10, 22878882), (12, 19065735), (13, 17599140), (15, 15252588), (18, 12710490), (20, 11439441), (23, 9947340), (26, 8799570), (27, 8473660), (30, 7626294), (36, 6355245), (39, 5866380), (45, 5084196), (46, 4973670), (52, 4399785), (54, 4236830), (60, 3813147), (65, 3519828), (69, 3315780), (78, 2933190), (90, 2542098), (92, 2486835), (108, 2118415), (109, 2098980), (115, 1989468), (117, 1955460), (130, 1759914), (135, 1694732), (138, 1657890), (156, 1466595), (169, 1353780), (180, 1271049), (195, 1173276), (207, 1105260), (218, 1049490), (230, 994734), (234, 977730), (260, 879957), (270, 847366), (276, 828945), (299, 765180), (327, 699660), (338, 676890), (345, 663156), (351, 651820), (390, 586638), (414, 552630), (436, 524745), (460, 497367), (468, 488865), (507, 451260), (540, 423683), (545, 419796), (585, 391092), (598, 382590), (621, 368420), (654, 349830), (676, 338445), (690, 331578), (702, 325910), (780, 293319), (828, 276315), (845, 270756), (897, 255060), (981, 233220), (1014, 225630), (1035, 221052), (1090, 209898), (1170, 195546), (1196, 191295), (1242, 184210), (1308, 174915), (1380, 165789), (1404, 162955), (1417, 161460), (1495, 153036), (1521, 150420), (1635, 139932), (1690, 135378), (1755, 130364), (1794, 127530), (1962, 116610), (2028, 112815), (2070, 110526), (2180, 104949), (2340, 97773), (2484, 92105), (2507, 91260), (2535, 90252), (2691, 85020), (2834, 80730), (2943, 77740), (2990, 76518), (3042, 75210), (3105, 73684), (3270, 69966), (3380, 67689), (3510, 65182), (3588, 63765), (3887, 58860), (3924, 58305), (4140, 55263), (4251, 53820), (4485, 51012), (4563, 50140), (4905, 46644), (5014, 45630), (5070, 45126), (5382, 42510), (5668, 40365), (5886, 38870), (5980, 38259), (6084, 37605), (6210, 36842), (6540, 34983), (7020, 32591), (7085, 32292), (7521, 30420), (7605, 30084), (7774, 29430), (8073, 28340), (8502, 26910), (8970, 25506), (9126, 25070), (9810, 23322), (10028, 22815), (10140, 22563), (10764, 21255), (11661, 19620), (11772, 19435), (12420, 18421), (12535, 18252), (12753, 17940), (13455, 17004), (14170, 16146), (14715, 15548), (15042, 15210)]