156742180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:194

約数の個数: 144

約数和(自身を含む): 405409536

約数和(自身を除く): 248667356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 47, 49, 70, 82, 83, 94, 98, 140, 164, 166, 188, 196, 205, 235, 245, 287, 329, 332, 410, 415, 470, 490, 574, 581, 658, 820, 830, 940, 980, 1148, 1162, 1316, 1435, 1645, 1660, 1927, 2009, 2303, 2324, 2870, 2905, 3290, 3403, 3854, 3901, 4018, 4067, 4606, 5740, 5810, 6580, 6806, 7708, 7802, 8036, 8134, 9212, 9635, 10045, 11515, 11620, 13489, 13612, 15604, 16268, 17015, 19270, 19505, 20090, 20335, 23030, 23821, 26978, 27307, 34030, 38540, 39010, 40180, 40670, 46060, 47642, 53956, 54614, 67445, 68060, 78020, 81340, 94423, 95284, 109228, 119105, 134890, 136535, 159941, 166747, 188846, 191149, 238210, 269780, 273070, 319882, 333494, 377692, 382298, 472115, 476420, 546140, 639764, 666988, 764596, 799705, 833735, 944230, 955745, 1119587, 1599410, 1667470, 1888460, 1911490, 2239174, 3198820, 3334940, 3822980, 4478348, 5597935, 7837109, 11195870, 15674218, 22391740, 31348436, 39185545, 78371090, 156742180]

約数ペア:

[(1, 156742180), (2, 78371090), (4, 39185545), (5, 31348436), (7, 22391740), (10, 15674218), (14, 11195870), (20, 7837109), (28, 5597935), (35, 4478348), (41, 3822980), (47, 3334940), (49, 3198820), (70, 2239174), (82, 1911490), (83, 1888460), (94, 1667470), (98, 1599410), (140, 1119587), (164, 955745), (166, 944230), (188, 833735), (196, 799705), (205, 764596), (235, 666988), (245, 639764), (287, 546140), (329, 476420), (332, 472115), (410, 382298), (415, 377692), (470, 333494), (490, 319882), (574, 273070), (581, 269780), (658, 238210), (820, 191149), (830, 188846), (940, 166747), (980, 159941), (1148, 136535), (1162, 134890), (1316, 119105), (1435, 109228), (1645, 95284), (1660, 94423), (1927, 81340), (2009, 78020), (2303, 68060), (2324, 67445), (2870, 54614), (2905, 53956), (3290, 47642), (3403, 46060), (3854, 40670), (3901, 40180), (4018, 39010), (4067, 38540), (4606, 34030), (5740, 27307), (5810, 26978), (6580, 23821), (6806, 23030), (7708, 20335), (7802, 20090), (8036, 19505), (8134, 19270), (9212, 17015), (9635, 16268), (10045, 15604), (11515, 13612), (11620, 13489)]