256941828

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:295

約数の個数: 192

約数和(自身を含む): 794787840

約数和(自身を除く): 537846012

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 27, 33, 36, 39, 44, 52, 54, 66, 78, 99, 108, 117, 127, 131, 132, 143, 156, 198, 234, 254, 262, 286, 297, 351, 381, 393, 396, 429, 468, 508, 524, 572, 594, 702, 762, 786, 858, 1143, 1179, 1188, 1287, 1397, 1404, 1441, 1524, 1572, 1651, 1703, 1716, 2286, 2358, 2574, 2794, 2882, 3302, 3406, 3429, 3537, 3861, 4191, 4323, 4572, 4716, 4953, 5109, 5148, 5588, 5764, 6604, 6812, 6858, 7074, 7722, 8382, 8646, 9906, 10218, 12573, 12969, 13716, 14148, 14859, 15327, 15444, 16637, 16764, 17292, 18161, 18733, 19812, 20436, 25146, 25938, 29718, 30654, 33274, 36322, 37466, 37719, 38907, 44577, 45981, 49911, 50292, 51876, 54483, 56199, 59436, 61308, 66548, 72644, 74932, 75438, 77814, 89154, 91962, 99822, 108966, 112398, 149733, 150876, 155628, 163449, 168597, 178308, 183007, 183924, 199644, 216281, 217932, 224796, 299466, 326898, 337194, 366014, 432562, 449199, 490347, 505791, 549021, 598932, 648843, 653796, 674388, 732028, 865124, 898398, 980694, 1011582, 1098042, 1297686, 1647063, 1796796, 1946529, 1961388, 2023164, 2196084, 2379091, 2595372, 3294126, 3893058, 4758182, 4941189, 5839587, 6588252, 7137273, 7786116, 9516364, 9882378, 11679174, 14274546, 19764756, 21411819, 23358348, 28549092, 42823638, 64235457, 85647276, 128470914, 256941828]

約数ペア:

[(1, 256941828), (2, 128470914), (3, 85647276), (4, 64235457), (6, 42823638), (9, 28549092), (11, 23358348), (12, 21411819), (13, 19764756), (18, 14274546), (22, 11679174), (26, 9882378), (27, 9516364), (33, 7786116), (36, 7137273), (39, 6588252), (44, 5839587), (52, 4941189), (54, 4758182), (66, 3893058), (78, 3294126), (99, 2595372), (108, 2379091), (117, 2196084), (127, 2023164), (131, 1961388), (132, 1946529), (143, 1796796), (156, 1647063), (198, 1297686), (234, 1098042), (254, 1011582), (262, 980694), (286, 898398), (297, 865124), (351, 732028), (381, 674388), (393, 653796), (396, 648843), (429, 598932), (468, 549021), (508, 505791), (524, 490347), (572, 449199), (594, 432562), (702, 366014), (762, 337194), (786, 326898), (858, 299466), (1143, 224796), (1179, 217932), (1188, 216281), (1287, 199644), (1397, 183924), (1404, 183007), (1441, 178308), (1524, 168597), (1572, 163449), (1651, 155628), (1703, 150876), (1716, 149733), (2286, 112398), (2358, 108966), (2574, 99822), (2794, 91962), (2882, 89154), (3302, 77814), (3406, 75438), (3429, 74932), (3537, 72644), (3861, 66548), (4191, 61308), (4323, 59436), (4572, 56199), (4716, 54483), (4953, 51876), (5109, 50292), (5148, 49911), (5588, 45981), (5764, 44577), (6604, 38907), (6812, 37719), (6858, 37466), (7074, 36322), (7722, 33274), (8382, 30654), (8646, 29718), (9906, 25938), (10218, 25146), (12573, 20436), (12969, 19812), (13716, 18733), (14148, 18161), (14859, 17292), (15327, 16764), (15444, 16637)]