215288388

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:223

約数の個数: 192

約数和(自身を含む): 668344320

約数和(自身を除く): 453055932

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 47, 54, 63, 73, 83, 84, 94, 108, 126, 141, 146, 166, 188, 189, 219, 249, 252, 282, 292, 329, 332, 378, 423, 438, 498, 511, 564, 581, 657, 658, 747, 756, 846, 876, 987, 996, 1022, 1162, 1269, 1314, 1316, 1494, 1533, 1692, 1743, 1971, 1974, 2044, 2241, 2324, 2538, 2628, 2961, 2988, 3066, 3431, 3486, 3901, 3942, 3948, 4482, 4599, 5076, 5229, 5922, 6059, 6132, 6862, 6972, 7802, 7884, 8883, 8964, 9198, 10293, 10458, 11703, 11844, 12118, 13724, 13797, 15604, 15687, 17766, 18177, 18396, 20586, 20916, 23406, 24017, 24236, 27307, 27594, 30879, 31374, 35109, 35532, 36354, 41172, 42413, 46812, 48034, 54531, 54614, 55188, 61758, 62748, 70218, 72051, 72708, 81921, 84826, 92637, 96068, 105327, 109062, 109228, 123516, 127239, 140436, 144102, 163593, 163842, 169652, 185274, 210654, 216153, 218124, 245763, 254478, 284773, 288204, 327186, 327684, 370548, 381717, 421308, 432306, 491526, 508956, 569546, 648459, 654372, 737289, 763434, 854319, 864612, 983052, 1139092, 1145151, 1296918, 1474578, 1526868, 1708638, 1993411, 2290302, 2562957, 2593836, 2949156, 3417276, 3986822, 4580604, 5125914, 5980233, 7688871, 7973644, 10251828, 11960466, 15377742, 17940699, 23920932, 30755484, 35881398, 53822097, 71762796, 107644194, 215288388]

約数ペア:

[(1, 215288388), (2, 107644194), (3, 71762796), (4, 53822097), (6, 35881398), (7, 30755484), (9, 23920932), (12, 17940699), (14, 15377742), (18, 11960466), (21, 10251828), (27, 7973644), (28, 7688871), (36, 5980233), (42, 5125914), (47, 4580604), (54, 3986822), (63, 3417276), (73, 2949156), (83, 2593836), (84, 2562957), (94, 2290302), (108, 1993411), (126, 1708638), (141, 1526868), (146, 1474578), (166, 1296918), (188, 1145151), (189, 1139092), (219, 983052), (249, 864612), (252, 854319), (282, 763434), (292, 737289), (329, 654372), (332, 648459), (378, 569546), (423, 508956), (438, 491526), (498, 432306), (511, 421308), (564, 381717), (581, 370548), (657, 327684), (658, 327186), (747, 288204), (756, 284773), (846, 254478), (876, 245763), (987, 218124), (996, 216153), (1022, 210654), (1162, 185274), (1269, 169652), (1314, 163842), (1316, 163593), (1494, 144102), (1533, 140436), (1692, 127239), (1743, 123516), (1971, 109228), (1974, 109062), (2044, 105327), (2241, 96068), (2324, 92637), (2538, 84826), (2628, 81921), (2961, 72708), (2988, 72051), (3066, 70218), (3431, 62748), (3486, 61758), (3901, 55188), (3942, 54614), (3948, 54531), (4482, 48034), (4599, 46812), (5076, 42413), (5229, 41172), (5922, 36354), (6059, 35532), (6132, 35109), (6862, 31374), (6972, 30879), (7802, 27594), (7884, 27307), (8883, 24236), (8964, 24017), (9198, 23406), (10293, 20916), (10458, 20586), (11703, 18396), (11844, 18177), (12118, 17766), (13724, 15687), (13797, 15604)]