138804840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{42841}}^1$

素因数の和:42864

約数の個数: 80

約数和(自身を含む): 466549380

約数和(自身を除く): 327744540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 42841, 85682, 128523, 171364, 214205, 257046, 342728, 385569, 428410, 514092, 642615, 771138, 856820, 1028184, 1156707, 1285230, 1542276, 1713640, 1927845, 2313414, 2570460, 3084552, 3470121, 3855690, 4626828, 5140920, 5783535, 6940242, 7711380, 9253656, 11567070, 13880484, 15422760, 17350605, 23134140, 27760968, 34701210, 46268280, 69402420, 138804840]

約数ペア:

[(1, 138804840), (2, 69402420), (3, 46268280), (4, 34701210), (5, 27760968), (6, 23134140), (8, 17350605), (9, 15422760), (10, 13880484), (12, 11567070), (15, 9253656), (18, 7711380), (20, 6940242), (24, 5783535), (27, 5140920), (30, 4626828), (36, 3855690), (40, 3470121), (45, 3084552), (54, 2570460), (60, 2313414), (72, 1927845), (81, 1713640), (90, 1542276), (108, 1285230), (120, 1156707), (135, 1028184), (162, 856820), (180, 771138), (216, 642615), (270, 514092), (324, 428410), (360, 385569), (405, 342728), (540, 257046), (648, 214205), (810, 171364), (1080, 128523), (1620, 85682), (3240, 42841)]