198751020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13411}}^1$

素因数の和:13455

約数の個数: 96

約数和(自身を含む): 630900480

約数和(自身を除く): 432149460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 228, 247, 260, 285, 380, 390, 494, 570, 741, 780, 988, 1140, 1235, 1482, 2470, 2964, 3705, 4940, 7410, 13411, 14820, 26822, 40233, 53644, 67055, 80466, 134110, 160932, 174343, 201165, 254809, 268220, 348686, 402330, 509618, 523029, 697372, 764427, 804660, 871715, 1019236, 1046058, 1274045, 1528854, 1743430, 2092116, 2548090, 2615145, 3057708, 3312517, 3486860, 3822135, 5096180, 5230290, 6625034, 7644270, 9937551, 10460580, 13250068, 15288540, 16562585, 19875102, 33125170, 39750204, 49687755, 66250340, 99375510, 198751020]

約数ペア:

[(1, 198751020), (2, 99375510), (3, 66250340), (4, 49687755), (5, 39750204), (6, 33125170), (10, 19875102), (12, 16562585), (13, 15288540), (15, 13250068), (19, 10460580), (20, 9937551), (26, 7644270), (30, 6625034), (38, 5230290), (39, 5096180), (52, 3822135), (57, 3486860), (60, 3312517), (65, 3057708), (76, 2615145), (78, 2548090), (95, 2092116), (114, 1743430), (130, 1528854), (156, 1274045), (190, 1046058), (195, 1019236), (228, 871715), (247, 804660), (260, 764427), (285, 697372), (380, 523029), (390, 509618), (494, 402330), (570, 348686), (741, 268220), (780, 254809), (988, 201165), (1140, 174343), (1235, 160932), (1482, 134110), (2470, 80466), (2964, 67055), (3705, 53644), (4940, 40233), (7410, 26822), (13411, 14820)]