681331644

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1013}}^1$

素因数の和:1204

約数の個数: 144

約数和(自身を含む): 2099418048

約数和(自身を除く): 1418086404

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 157, 204, 238, 252, 306, 314, 357, 471, 476, 612, 628, 714, 942, 1013, 1071, 1099, 1413, 1428, 1884, 2026, 2142, 2198, 2669, 2826, 3039, 3297, 4052, 4284, 4396, 5338, 5652, 6078, 6594, 7091, 8007, 9117, 9891, 10676, 12156, 13188, 14182, 16014, 17221, 18234, 18683, 19782, 21273, 24021, 28364, 32028, 34442, 36468, 37366, 39564, 42546, 48042, 51663, 56049, 63819, 68884, 74732, 85092, 96084, 103326, 112098, 120547, 127638, 154989, 159041, 168147, 206652, 224196, 241094, 255276, 309978, 318082, 336294, 361641, 477123, 482188, 619956, 636164, 672588, 723282, 954246, 1084923, 1113287, 1431369, 1446564, 1908492, 2169846, 2226574, 2703697, 2862738, 3339861, 4339692, 4453148, 5407394, 5725476, 6679722, 8111091, 10019583, 10814788, 13359444, 16222182, 18925879, 20039166, 24333273, 32444364, 37851758, 40078332, 48666546, 56777637, 75703516, 97333092, 113555274, 170332911, 227110548, 340665822, 681331644]

約数ペア:

[(1, 681331644), (2, 340665822), (3, 227110548), (4, 170332911), (6, 113555274), (7, 97333092), (9, 75703516), (12, 56777637), (14, 48666546), (17, 40078332), (18, 37851758), (21, 32444364), (28, 24333273), (34, 20039166), (36, 18925879), (42, 16222182), (51, 13359444), (63, 10814788), (68, 10019583), (84, 8111091), (102, 6679722), (119, 5725476), (126, 5407394), (153, 4453148), (157, 4339692), (204, 3339861), (238, 2862738), (252, 2703697), (306, 2226574), (314, 2169846), (357, 1908492), (471, 1446564), (476, 1431369), (612, 1113287), (628, 1084923), (714, 954246), (942, 723282), (1013, 672588), (1071, 636164), (1099, 619956), (1413, 482188), (1428, 477123), (1884, 361641), (2026, 336294), (2142, 318082), (2198, 309978), (2669, 255276), (2826, 241094), (3039, 224196), (3297, 206652), (4052, 168147), (4284, 159041), (4396, 154989), (5338, 127638), (5652, 120547), (6078, 112098), (6594, 103326), (7091, 96084), (8007, 85092), (9117, 74732), (9891, 68884), (10676, 63819), (12156, 56049), (13188, 51663), (14182, 48042), (16014, 42546), (17221, 39564), (18234, 37366), (18683, 36468), (19782, 34442), (21273, 32028), (24021, 28364)]