67210980

素因数分解:

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

素因数の和:186

約数の個数: 144

約数和(自身を含む): 207385920

約数和(自身を除く): 140174940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 29, 30, 38, 57, 58, 60, 76, 87, 95, 107, 114, 116, 145, 174, 190, 214, 228, 285, 290, 321, 348, 361, 380, 428, 435, 535, 551, 570, 580, 642, 722, 870, 1070, 1083, 1102, 1140, 1284, 1444, 1605, 1653, 1740, 1805, 2033, 2140, 2166, 2204, 2755, 3103, 3210, 3306, 3610, 4066, 4332, 5415, 5510, 6099, 6206, 6420, 6612, 7220, 8132, 8265, 9309, 10165, 10469, 10830, 11020, 12198, 12412, 15515, 16530, 18618, 20330, 20938, 21660, 24396, 30495, 31030, 31407, 33060, 37236, 38627, 40660, 41876, 46545, 52345, 58957, 60990, 62060, 62814, 77254, 93090, 104690, 115881, 117914, 121980, 125628, 154508, 157035, 176871, 186180, 193135, 209380, 231762, 235828, 294785, 314070, 353742, 386270, 463524, 579405, 589570, 628140, 707484, 772540, 884355, 1120183, 1158810, 1179140, 1768710, 2240366, 2317620, 3360549, 3537420, 4480732, 5600915, 6721098, 11201830, 13442196, 16802745, 22403660, 33605490, 67210980]

約数ペア:

[(1, 67210980), (2, 33605490), (3, 22403660), (4, 16802745), (5, 13442196), (6, 11201830), (10, 6721098), (12, 5600915), (15, 4480732), (19, 3537420), (20, 3360549), (29, 2317620), (30, 2240366), (38, 1768710), (57, 1179140), (58, 1158810), (60, 1120183), (76, 884355), (87, 772540), (95, 707484), (107, 628140), (114, 589570), (116, 579405), (145, 463524), (174, 386270), (190, 353742), (214, 314070), (228, 294785), (285, 235828), (290, 231762), (321, 209380), (348, 193135), (361, 186180), (380, 176871), (428, 157035), (435, 154508), (535, 125628), (551, 121980), (570, 117914), (580, 115881), (642, 104690), (722, 93090), (870, 77254), (1070, 62814), (1083, 62060), (1102, 60990), (1140, 58957), (1284, 52345), (1444, 46545), (1605, 41876), (1653, 40660), (1740, 38627), (1805, 37236), (2033, 33060), (2140, 31407), (2166, 31030), (2204, 30495), (2755, 24396), (3103, 21660), (3210, 20938), (3306, 20330), (3610, 18618), (4066, 16530), (4332, 15515), (5415, 12412), (5510, 12198), (6099, 11020), (6206, 10830), (6420, 10469), (6612, 10165), (7220, 9309), (8132, 8265)]