199398420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{85213}}^1$

素因数の和:85241

約数の個数: 72

約数和(自身を含む): 651375816

約数和(自身を除く): 451977396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 85213, 170426, 255639, 340852, 426065, 511278, 766917, 852130, 1022556, 1107769, 1278195, 1533834, 1704260, 2215538, 2556390, 3067668, 3323307, 3834585, 4431076, 5112780, 5538845, 6646614, 7669170, 9969921, 11077690, 13293228, 15338340, 16616535, 19939842, 22155380, 33233070, 39879684, 49849605, 66466140, 99699210, 199398420]

約数ペア:

[(1, 199398420), (2, 99699210), (3, 66466140), (4, 49849605), (5, 39879684), (6, 33233070), (9, 22155380), (10, 19939842), (12, 16616535), (13, 15338340), (15, 13293228), (18, 11077690), (20, 9969921), (26, 7669170), (30, 6646614), (36, 5538845), (39, 5112780), (45, 4431076), (52, 3834585), (60, 3323307), (65, 3067668), (78, 2556390), (90, 2215538), (117, 1704260), (130, 1533834), (156, 1278195), (180, 1107769), (195, 1022556), (234, 852130), (260, 766917), (390, 511278), (468, 426065), (585, 340852), (780, 255639), (1170, 170426), (2340, 85213)]