212885728

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:408

約数の個数: 96

約数和(自身を含む): 486864000

約数和(自身を除く): 273978272

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 76, 88, 139, 152, 176, 209, 229, 278, 304, 352, 418, 458, 556, 608, 836, 916, 1112, 1529, 1672, 1832, 2224, 2519, 2641, 3058, 3344, 3664, 4351, 4448, 5038, 5282, 6116, 6688, 7328, 8702, 10076, 10564, 12232, 17404, 20152, 21128, 24464, 29051, 31831, 34808, 40304, 42256, 47861, 48928, 58102, 63662, 69616, 80608, 84512, 95722, 116204, 127324, 139232, 191444, 232408, 254648, 350141, 382888, 464816, 509296, 604789, 700282, 765776, 929632, 1018592, 1209578, 1400564, 1531552, 2419156, 2801128, 4838312, 5602256, 6652679, 9676624, 11204512, 13305358, 19353248, 26610716, 53221432, 106442864, 212885728]

約数ペア:

[(1, 212885728), (2, 106442864), (4, 53221432), (8, 26610716), (11, 19353248), (16, 13305358), (19, 11204512), (22, 9676624), (32, 6652679), (38, 5602256), (44, 4838312), (76, 2801128), (88, 2419156), (139, 1531552), (152, 1400564), (176, 1209578), (209, 1018592), (229, 929632), (278, 765776), (304, 700282), (352, 604789), (418, 509296), (458, 464816), (556, 382888), (608, 350141), (836, 254648), (916, 232408), (1112, 191444), (1529, 139232), (1672, 127324), (1832, 116204), (2224, 95722), (2519, 84512), (2641, 80608), (3058, 69616), (3344, 63662), (3664, 58102), (4351, 48928), (4448, 47861), (5038, 42256), (5282, 40304), (6116, 34808), (6688, 31831), (7328, 29051), (8702, 24464), (10076, 21128), (10564, 20152), (12232, 17404)]