406289968

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:355

約数の個数: 120

約数和(自身を含む): 962378880

約数和(自身を除く): 556088912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 73, 98, 112, 124, 146, 196, 217, 229, 248, 292, 392, 434, 458, 496, 511, 584, 784, 868, 916, 1022, 1168, 1519, 1603, 1736, 1832, 2044, 2263, 3038, 3206, 3472, 3577, 3664, 4088, 4526, 6076, 6412, 7099, 7154, 8176, 9052, 11221, 12152, 12824, 14198, 14308, 15841, 16717, 18104, 22442, 24304, 25648, 28396, 28616, 31682, 33434, 36208, 44884, 49693, 56792, 57232, 63364, 66868, 89768, 99386, 110887, 113584, 117019, 126728, 133736, 179536, 198772, 221774, 234038, 253456, 267472, 347851, 397544, 443548, 468076, 518227, 695702, 795088, 819133, 887096, 936152, 1036454, 1391404, 1638266, 1774192, 1872304, 2072908, 2782808, 3276532, 3627589, 4145816, 5565616, 6553064, 7255178, 8291632, 13106128, 14510356, 25393123, 29020712, 50786246, 58041424, 101572492, 203144984, 406289968]

約数ペア:

[(1, 406289968), (2, 203144984), (4, 101572492), (7, 58041424), (8, 50786246), (14, 29020712), (16, 25393123), (28, 14510356), (31, 13106128), (49, 8291632), (56, 7255178), (62, 6553064), (73, 5565616), (98, 4145816), (112, 3627589), (124, 3276532), (146, 2782808), (196, 2072908), (217, 1872304), (229, 1774192), (248, 1638266), (292, 1391404), (392, 1036454), (434, 936152), (458, 887096), (496, 819133), (511, 795088), (584, 695702), (784, 518227), (868, 468076), (916, 443548), (1022, 397544), (1168, 347851), (1519, 267472), (1603, 253456), (1736, 234038), (1832, 221774), (2044, 198772), (2263, 179536), (3038, 133736), (3206, 126728), (3472, 117019), (3577, 113584), (3664, 110887), (4088, 99386), (4526, 89768), (6076, 66868), (6412, 63364), (7099, 57232), (7154, 56792), (8176, 49693), (9052, 44884), (11221, 36208), (12152, 33434), (12824, 31682), (14198, 28616), (14308, 28396), (15841, 25648), (16717, 24304), (18104, 22442)]