About the Number

128087316

128087315 ← → 128087317

2進数表記:111101000100111010100010100

漢数字表記:一億二千八百八万七千三百十六

素因数分解:

2 2 × 3 2 × 7 1 × 17 1 × 29 1 × 1031 1

素因数の和:1094
約数の個数: 144
約数和(自身を含む): 405699840
約数和(自身を除く): 277612524

約数列:
[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 29, 34, 36, 42, 51, 58, 63, 68, 84, 87, 102, 116, 119, 126, 153, 174, 203, 204, 238, 252, 261, 306, 348, 357, 406, 476, 493, 522, 609, 612, 714, 812, 986, 1031, 1044, 1071, 1218, 1428, 1479, 1827, 1972, 2062, 2142, 2436, 2958, 3093, 3451, 3654, 4124, 4284, 4437, 5916, 6186, 6902, 7217, 7308, 8874, 9279, 10353, 12372, 13804, 14434, 17527, 17748, 18558, 20706, 21651, 28868, 29899, 31059, 35054, 37116, 41412, 43302, 52581, 59798, 62118, 64953, 70108, 86604, 89697, 105162, 119596, 122689, 124236, 129906, 157743, 179394, 209293, 210324, 245378, 259812, 269091, 315486, 358788, 368067, 418586, 490756, 508283, 538182, 627879, 630972, 736134, 837172, 1016566, 1076364, 1104201, 1255758, 1472268, 1524849, 1883637, 2033132, 2208402, 2511516, 3049698, 3557981, 3767274, 4416804, 4574547, 6099396, 7115962, 7534548, 9149094, 10673943, 14231924, 18298188, 21347886, 32021829, 42695772, 64043658, 128087316]

約数ペア:
[(1, 128087316), (2, 64043658), (3, 42695772), (4, 32021829), (6, 21347886), (7, 18298188), (9, 14231924), (12, 10673943), (14, 9149094), (17, 7534548), (18, 7115962), (21, 6099396), (28, 4574547), (29, 4416804), (34, 3767274), (36, 3557981), (42, 3049698), (51, 2511516), (58, 2208402), (63, 2033132), (68, 1883637), (84, 1524849), (87, 1472268), (102, 1255758), (116, 1104201), (119, 1076364), (126, 1016566), (153, 837172), (174, 736134), (203, 630972), (204, 627879), (238, 538182), (252, 508283), (261, 490756), (306, 418586), (348, 368067), (357, 358788), (406, 315486), (476, 269091), (493, 259812), (522, 245378), (609, 210324), (612, 209293), (714, 179394), (812, 157743), (986, 129906), (1031, 124236), (1044, 122689), (1071, 119596), (1218, 105162), (1428, 89697), (1479, 86604), (1827, 70108), (1972, 64953), (2062, 62118), (2142, 59798), (2436, 52581), (2958, 43302), (3093, 41412), (3451, 37116), (3654, 35054), (4124, 31059), (4284, 29899), (4437, 28868), (5916, 21651), (6186, 20706), (6902, 18558), (7217, 17748), (7308, 17527), (8874, 14434), (9279, 13804), (10353, 12372)]

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