1277731880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{577}}^1$

素因数の和:723

約数の個数: 128

約数和(自身を含む): 3146169600

約数和(自身を除く): 1868437720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 40, 46, 58, 83, 92, 115, 116, 145, 166, 184, 230, 232, 290, 332, 415, 460, 577, 580, 664, 667, 830, 920, 1154, 1160, 1334, 1660, 1909, 2308, 2407, 2668, 2885, 3320, 3335, 3818, 4616, 4814, 5336, 5770, 6670, 7636, 9545, 9628, 11540, 12035, 13271, 13340, 15272, 16733, 19090, 19256, 23080, 24070, 26542, 26680, 33466, 38180, 47891, 48140, 53084, 55361, 66355, 66932, 76360, 83665, 95782, 96280, 106168, 110722, 132710, 133864, 167330, 191564, 221444, 239455, 265420, 276805, 334660, 383128, 384859, 442888, 478910, 530840, 553610, 669320, 769718, 957820, 1101493, 1107220, 1388839, 1539436, 1915640, 1924295, 2202986, 2214440, 2777678, 3078872, 3848590, 4405972, 5507465, 5555356, 6944195, 7697180, 8811944, 11014930, 11110712, 13888390, 15394360, 22029860, 27776780, 31943297, 44059720, 55553560, 63886594, 127773188, 159716485, 255546376, 319432970, 638865940, 1277731880]

約数ペア:

[(1, 1277731880), (2, 638865940), (4, 319432970), (5, 255546376), (8, 159716485), (10, 127773188), (20, 63886594), (23, 55553560), (29, 44059720), (40, 31943297), (46, 27776780), (58, 22029860), (83, 15394360), (92, 13888390), (115, 11110712), (116, 11014930), (145, 8811944), (166, 7697180), (184, 6944195), (230, 5555356), (232, 5507465), (290, 4405972), (332, 3848590), (415, 3078872), (460, 2777678), (577, 2214440), (580, 2202986), (664, 1924295), (667, 1915640), (830, 1539436), (920, 1388839), (1154, 1107220), (1160, 1101493), (1334, 957820), (1660, 769718), (1909, 669320), (2308, 553610), (2407, 530840), (2668, 478910), (2885, 442888), (3320, 384859), (3335, 383128), (3818, 334660), (4616, 276805), (4814, 265420), (5336, 239455), (5770, 221444), (6670, 191564), (7636, 167330), (9545, 133864), (9628, 132710), (11540, 110722), (12035, 106168), (13271, 96280), (13340, 95782), (15272, 83665), (16733, 76360), (19090, 66932), (19256, 66355), (23080, 55361), (24070, 53084), (26542, 48140), (26680, 47891), (33466, 38180)]