293990140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:331

約数の個数: 96

約数和(自身を含む): 670602240

約数和(自身を除く): 376612100

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 89, 92, 115, 167, 172, 178, 215, 230, 334, 356, 430, 445, 460, 668, 835, 860, 890, 989, 1670, 1780, 1978, 2047, 3340, 3827, 3841, 3956, 4094, 4945, 7181, 7654, 7682, 8188, 9890, 10235, 14362, 14863, 15308, 15364, 19135, 19205, 19780, 20470, 28724, 29726, 35905, 38270, 38410, 40940, 59452, 71810, 74315, 76540, 76820, 88021, 143620, 148630, 165163, 176042, 297260, 330326, 341849, 352084, 440105, 639109, 660652, 683698, 825815, 880210, 1278218, 1367396, 1651630, 1709245, 1760420, 2556436, 3195545, 3303260, 3418490, 6391090, 6836980, 12782180, 14699507, 29399014, 58798028, 73497535, 146995070, 293990140]

約数ペア:

[(1, 293990140), (2, 146995070), (4, 73497535), (5, 58798028), (10, 29399014), (20, 14699507), (23, 12782180), (43, 6836980), (46, 6391090), (86, 3418490), (89, 3303260), (92, 3195545), (115, 2556436), (167, 1760420), (172, 1709245), (178, 1651630), (215, 1367396), (230, 1278218), (334, 880210), (356, 825815), (430, 683698), (445, 660652), (460, 639109), (668, 440105), (835, 352084), (860, 341849), (890, 330326), (989, 297260), (1670, 176042), (1780, 165163), (1978, 148630), (2047, 143620), (3340, 88021), (3827, 76820), (3841, 76540), (3956, 74315), (4094, 71810), (4945, 59452), (7181, 40940), (7654, 38410), (7682, 38270), (8188, 35905), (9890, 29726), (10235, 28724), (14362, 20470), (14863, 19780), (15308, 19205), (15364, 19135)]