218840860

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 192

約数和(自身を含む): 596736000

約数和(自身を除く): 377895140

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 28, 35, 38, 46, 49, 70, 73, 76, 92, 95, 98, 115, 133, 140, 146, 161, 190, 196, 230, 245, 266, 292, 322, 343, 365, 380, 437, 460, 490, 511, 532, 644, 665, 686, 730, 805, 874, 931, 980, 1022, 1127, 1330, 1372, 1387, 1460, 1610, 1679, 1715, 1748, 1862, 2044, 2185, 2254, 2555, 2660, 2774, 3059, 3220, 3358, 3430, 3577, 3724, 4370, 4508, 4655, 5110, 5548, 5635, 6118, 6517, 6716, 6860, 6935, 7154, 7889, 8395, 8740, 9310, 9709, 10220, 11270, 11753, 12236, 13034, 13870, 14308, 15295, 15778, 16790, 17885, 18620, 19418, 21413, 22540, 23506, 25039, 26068, 27740, 30590, 31556, 31901, 32585, 33580, 35770, 38836, 39445, 42826, 47012, 48545, 50078, 58765, 61180, 63802, 65170, 67963, 71540, 78890, 82271, 85652, 97090, 100156, 107065, 117530, 125195, 127604, 130340, 135926, 149891, 157780, 159505, 164542, 194180, 214130, 223307, 235060, 250390, 271852, 299782, 319010, 329084, 339815, 411355, 428260, 446614, 475741, 500780, 575897, 599564, 638020, 679630, 749455, 822710, 893228, 951482, 1116535, 1151794, 1359260, 1498910, 1563149, 1645420, 1902964, 2233070, 2303588, 2378705, 2879485, 2997820, 3126298, 4466140, 4757410, 5758970, 6252596, 7815745, 9514820, 10942043, 11517940, 15631490, 21884086, 31262980, 43768172, 54710215, 109420430, 218840860]

約数ペア:

[(1, 218840860), (2, 109420430), (4, 54710215), (5, 43768172), (7, 31262980), (10, 21884086), (14, 15631490), (19, 11517940), (20, 10942043), (23, 9514820), (28, 7815745), (35, 6252596), (38, 5758970), (46, 4757410), (49, 4466140), (70, 3126298), (73, 2997820), (76, 2879485), (92, 2378705), (95, 2303588), (98, 2233070), (115, 1902964), (133, 1645420), (140, 1563149), (146, 1498910), (161, 1359260), (190, 1151794), (196, 1116535), (230, 951482), (245, 893228), (266, 822710), (292, 749455), (322, 679630), (343, 638020), (365, 599564), (380, 575897), (437, 500780), (460, 475741), (490, 446614), (511, 428260), (532, 411355), (644, 339815), (665, 329084), (686, 319010), (730, 299782), (805, 271852), (874, 250390), (931, 235060), (980, 223307), (1022, 214130), (1127, 194180), (1330, 164542), (1372, 159505), (1387, 157780), (1460, 149891), (1610, 135926), (1679, 130340), (1715, 127604), (1748, 125195), (1862, 117530), (2044, 107065), (2185, 100156), (2254, 97090), (2555, 85652), (2660, 82271), (2774, 78890), (3059, 71540), (3220, 67963), (3358, 65170), (3430, 63802), (3577, 61180), (3724, 58765), (4370, 50078), (4508, 48545), (4655, 47012), (5110, 42826), (5548, 39445), (5635, 38836), (6118, 35770), (6517, 33580), (6716, 32585), (6860, 31901), (6935, 31556), (7154, 30590), (7889, 27740), (8395, 26068), (8740, 25039), (9310, 23506), (9709, 22540), (10220, 21413), (11270, 19418), (11753, 18620), (12236, 17885), (13034, 16790), (13870, 15778), (14308, 15295)]