198861780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2339}}^1$

素因数の和:2473

約数の個数: 96

約数和(自身を含む): 605404800

約数和(自身を除く): 406543020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 109, 130, 156, 195, 218, 260, 327, 390, 436, 545, 654, 780, 1090, 1308, 1417, 1635, 2180, 2339, 2834, 3270, 4251, 4678, 5668, 6540, 7017, 7085, 8502, 9356, 11695, 14034, 14170, 17004, 21255, 23390, 28068, 28340, 30407, 35085, 42510, 46780, 60814, 70170, 85020, 91221, 121628, 140340, 152035, 182442, 254951, 304070, 364884, 456105, 509902, 608140, 764853, 912210, 1019804, 1274755, 1529706, 1824420, 2549510, 3059412, 3314363, 3824265, 5099020, 6628726, 7648530, 9943089, 13257452, 15297060, 16571815, 19886178, 33143630, 39772356, 49715445, 66287260, 99430890, 198861780]

約数ペア:

[(1, 198861780), (2, 99430890), (3, 66287260), (4, 49715445), (5, 39772356), (6, 33143630), (10, 19886178), (12, 16571815), (13, 15297060), (15, 13257452), (20, 9943089), (26, 7648530), (30, 6628726), (39, 5099020), (52, 3824265), (60, 3314363), (65, 3059412), (78, 2549510), (109, 1824420), (130, 1529706), (156, 1274755), (195, 1019804), (218, 912210), (260, 764853), (327, 608140), (390, 509902), (436, 456105), (545, 364884), (654, 304070), (780, 254951), (1090, 182442), (1308, 152035), (1417, 140340), (1635, 121628), (2180, 91221), (2339, 85020), (2834, 70170), (3270, 60814), (4251, 46780), (4678, 42510), (5668, 35085), (6540, 30407), (7017, 28340), (7085, 28068), (8502, 23390), (9356, 21255), (11695, 17004), (14034, 14170)]