216491928

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:313

約数の個数: 128

約数和(自身を含む): 595795200

約数和(自身を除く): 379303272

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 43, 57, 61, 76, 86, 114, 122, 129, 152, 172, 181, 183, 228, 244, 258, 344, 362, 366, 456, 488, 516, 543, 724, 732, 817, 1032, 1086, 1159, 1448, 1464, 1634, 2172, 2318, 2451, 2623, 3268, 3439, 3477, 4344, 4636, 4902, 5246, 6536, 6878, 6954, 7783, 7869, 9272, 9804, 10317, 10492, 11041, 13756, 13908, 15566, 15738, 19608, 20634, 20984, 22082, 23349, 27512, 27816, 31132, 31476, 33123, 41268, 44164, 46698, 49837, 62264, 62952, 66246, 82536, 88328, 93396, 99674, 132492, 147877, 149511, 186792, 199348, 209779, 264984, 295754, 299022, 398696, 419558, 443631, 474763, 591508, 598044, 629337, 839116, 887262, 949526, 1183016, 1196088, 1258674, 1424289, 1678232, 1774524, 1899052, 2517348, 2848578, 3549048, 3798104, 5034696, 5697156, 9020497, 11394312, 18040994, 27061491, 36081988, 54122982, 72163976, 108245964, 216491928]

約数ペア:

[(1, 216491928), (2, 108245964), (3, 72163976), (4, 54122982), (6, 36081988), (8, 27061491), (12, 18040994), (19, 11394312), (24, 9020497), (38, 5697156), (43, 5034696), (57, 3798104), (61, 3549048), (76, 2848578), (86, 2517348), (114, 1899052), (122, 1774524), (129, 1678232), (152, 1424289), (172, 1258674), (181, 1196088), (183, 1183016), (228, 949526), (244, 887262), (258, 839116), (344, 629337), (362, 598044), (366, 591508), (456, 474763), (488, 443631), (516, 419558), (543, 398696), (724, 299022), (732, 295754), (817, 264984), (1032, 209779), (1086, 199348), (1159, 186792), (1448, 149511), (1464, 147877), (1634, 132492), (2172, 99674), (2318, 93396), (2451, 88328), (2623, 82536), (3268, 66246), (3439, 62952), (3477, 62264), (4344, 49837), (4636, 46698), (4902, 44164), (5246, 41268), (6536, 33123), (6878, 31476), (6954, 31132), (7783, 27816), (7869, 27512), (9272, 23349), (9804, 22082), (10317, 20984), (10492, 20634), (11041, 19608), (13756, 15738), (13908, 15566)]