2118990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:153

約数の個数: 64

約数和(自身を含む): 5515776

約数和(自身を除く): 3396786

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 37, 46, 69, 74, 83, 111, 115, 138, 166, 185, 222, 230, 249, 345, 370, 415, 498, 555, 690, 830, 851, 1110, 1245, 1702, 1909, 2490, 2553, 3071, 3818, 4255, 5106, 5727, 6142, 8510, 9213, 9545, 11454, 12765, 15355, 18426, 19090, 25530, 28635, 30710, 46065, 57270, 70633, 92130, 141266, 211899, 353165, 423798, 706330, 1059495, 2118990]

約数ペア:

[(1, 2118990), (2, 1059495), (3, 706330), (5, 423798), (6, 353165), (10, 211899), (15, 141266), (23, 92130), (30, 70633), (37, 57270), (46, 46065), (69, 30710), (74, 28635), (83, 25530), (111, 19090), (115, 18426), (138, 15355), (166, 12765), (185, 11454), (222, 9545), (230, 9213), (249, 8510), (345, 6142), (370, 5727), (415, 5106), (498, 4255), (555, 3818), (690, 3071), (830, 2553), (851, 2490), (1110, 1909), (1245, 1702)]