8535990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 21772800

約数和(自身を除く): 13236810

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 89, 115, 138, 139, 178, 230, 267, 278, 345, 417, 445, 534, 690, 695, 834, 890, 1335, 1390, 2047, 2085, 2670, 3197, 4094, 4170, 6141, 6394, 9591, 10235, 12282, 12371, 15985, 19182, 20470, 24742, 30705, 31970, 37113, 47955, 61410, 61855, 74226, 95910, 123710, 185565, 284533, 371130, 569066, 853599, 1422665, 1707198, 2845330, 4267995, 8535990]

約数ペア:

[(1, 8535990), (2, 4267995), (3, 2845330), (5, 1707198), (6, 1422665), (10, 853599), (15, 569066), (23, 371130), (30, 284533), (46, 185565), (69, 123710), (89, 95910), (115, 74226), (138, 61855), (139, 61410), (178, 47955), (230, 37113), (267, 31970), (278, 30705), (345, 24742), (417, 20470), (445, 19182), (534, 15985), (690, 12371), (695, 12282), (834, 10235), (890, 9591), (1335, 6394), (1390, 6141), (2047, 4170), (2085, 4094), (2670, 3197)]