215897304

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{283}}^1$

素因数の和:557

約数の個数: 128

約数和(自身を含む): 654336000

約数和(自身を除く): 438438696

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 152, 168, 228, 239, 266, 283, 399, 456, 478, 532, 566, 717, 798, 849, 956, 1064, 1132, 1434, 1596, 1673, 1698, 1912, 1981, 2264, 2868, 3192, 3346, 3396, 3962, 4541, 5019, 5377, 5736, 5943, 6692, 6792, 7924, 9082, 10038, 10754, 11886, 13384, 13623, 15848, 16131, 18164, 20076, 21508, 23772, 27246, 31787, 32262, 36328, 37639, 40152, 43016, 47544, 54492, 63574, 64524, 67637, 75278, 95361, 108984, 112917, 127148, 129048, 135274, 150556, 190722, 202911, 225834, 254296, 270548, 301112, 381444, 405822, 451668, 473459, 541096, 762888, 811644, 903336, 946918, 1285103, 1420377, 1623288, 1893836, 2570206, 2840754, 3787672, 3855309, 5140412, 5681508, 7710618, 8995721, 10280824, 11363016, 15421236, 17991442, 26987163, 30842472, 35982884, 53974326, 71965768, 107948652, 215897304]

約数ペア:

[(1, 215897304), (2, 107948652), (3, 71965768), (4, 53974326), (6, 35982884), (7, 30842472), (8, 26987163), (12, 17991442), (14, 15421236), (19, 11363016), (21, 10280824), (24, 8995721), (28, 7710618), (38, 5681508), (42, 5140412), (56, 3855309), (57, 3787672), (76, 2840754), (84, 2570206), (114, 1893836), (133, 1623288), (152, 1420377), (168, 1285103), (228, 946918), (239, 903336), (266, 811644), (283, 762888), (399, 541096), (456, 473459), (478, 451668), (532, 405822), (566, 381444), (717, 301112), (798, 270548), (849, 254296), (956, 225834), (1064, 202911), (1132, 190722), (1434, 150556), (1596, 135274), (1673, 129048), (1698, 127148), (1912, 112917), (1981, 108984), (2264, 95361), (2868, 75278), (3192, 67637), (3346, 64524), (3396, 63574), (3962, 54492), (4541, 47544), (5019, 43016), (5377, 40152), (5736, 37639), (5943, 36328), (6692, 32262), (6792, 31787), (7924, 27246), (9082, 23772), (10038, 21508), (10754, 20076), (11886, 18164), (13384, 16131), (13623, 15848)]