31836780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:173

約数の個数: 192

約数和(自身を含む): 108864000

約数和(自身を除く): 77027220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 29, 30, 36, 38, 45, 54, 57, 58, 60, 76, 87, 90, 95, 107, 108, 114, 116, 135, 145, 171, 174, 180, 190, 214, 228, 261, 270, 285, 290, 321, 342, 348, 380, 428, 435, 513, 522, 535, 540, 551, 570, 580, 642, 684, 783, 855, 870, 963, 1026, 1044, 1070, 1102, 1140, 1284, 1305, 1566, 1605, 1653, 1710, 1740, 1926, 2033, 2052, 2140, 2204, 2565, 2610, 2755, 2889, 3103, 3132, 3210, 3306, 3420, 3852, 3915, 4066, 4815, 4959, 5130, 5220, 5510, 5778, 6099, 6206, 6420, 6612, 7830, 8132, 8265, 9309, 9630, 9918, 10165, 10260, 11020, 11556, 12198, 12412, 14445, 14877, 15515, 15660, 16530, 18297, 18618, 19260, 19836, 20330, 24396, 24795, 27927, 28890, 29754, 30495, 31030, 33060, 36594, 37236, 40660, 46545, 49590, 54891, 55854, 57780, 58957, 59508, 60990, 62060, 73188, 74385, 83781, 91485, 93090, 99180, 109782, 111708, 117914, 121980, 139635, 148770, 167562, 176871, 182970, 186180, 219564, 235828, 274455, 279270, 294785, 297540, 335124, 353742, 365940, 418905, 530613, 548910, 558540, 589570, 707484, 837810, 884355, 1061226, 1097820, 1179140, 1591839, 1675620, 1768710, 2122452, 2653065, 3183678, 3537420, 5306130, 6367356, 7959195, 10612260, 15918390, 31836780]

約数ペア:

[(1, 31836780), (2, 15918390), (3, 10612260), (4, 7959195), (5, 6367356), (6, 5306130), (9, 3537420), (10, 3183678), (12, 2653065), (15, 2122452), (18, 1768710), (19, 1675620), (20, 1591839), (27, 1179140), (29, 1097820), (30, 1061226), (36, 884355), (38, 837810), (45, 707484), (54, 589570), (57, 558540), (58, 548910), (60, 530613), (76, 418905), (87, 365940), (90, 353742), (95, 335124), (107, 297540), (108, 294785), (114, 279270), (116, 274455), (135, 235828), (145, 219564), (171, 186180), (174, 182970), (180, 176871), (190, 167562), (214, 148770), (228, 139635), (261, 121980), (270, 117914), (285, 111708), (290, 109782), (321, 99180), (342, 93090), (348, 91485), (380, 83781), (428, 74385), (435, 73188), (513, 62060), (522, 60990), (535, 59508), (540, 58957), (551, 57780), (570, 55854), (580, 54891), (642, 49590), (684, 46545), (783, 40660), (855, 37236), (870, 36594), (963, 33060), (1026, 31030), (1044, 30495), (1070, 29754), (1102, 28890), (1140, 27927), (1284, 24795), (1305, 24396), (1566, 20330), (1605, 19836), (1653, 19260), (1710, 18618), (1740, 18297), (1926, 16530), (2033, 15660), (2052, 15515), (2140, 14877), (2204, 14445), (2565, 12412), (2610, 12198), (2755, 11556), (2889, 11020), (3103, 10260), (3132, 10165), (3210, 9918), (3306, 9630), (3420, 9309), (3852, 8265), (3915, 8132), (4066, 7830), (4815, 6612), (4959, 6420), (5130, 6206), (5220, 6099), (5510, 5778)]