261257832

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3547}}^1$

素因数の和:3604

約数の個数: 128

約数和(自身を含む): 817459200

約数和(自身を除く): 556201368

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 31, 33, 36, 44, 54, 62, 66, 72, 88, 93, 99, 108, 124, 132, 186, 198, 216, 248, 264, 279, 297, 341, 372, 396, 558, 594, 682, 744, 792, 837, 1023, 1116, 1188, 1364, 1674, 2046, 2232, 2376, 2728, 3069, 3348, 3547, 4092, 6138, 6696, 7094, 8184, 9207, 10641, 12276, 14188, 18414, 21282, 24552, 28376, 31923, 36828, 39017, 42564, 63846, 73656, 78034, 85128, 95769, 109957, 117051, 127692, 156068, 191538, 219914, 234102, 255384, 312136, 329871, 351153, 383076, 439828, 468204, 659742, 702306, 766152, 879656, 936408, 989613, 1053459, 1209527, 1319484, 1404612, 1979226, 2106918, 2419054, 2638968, 2809224, 2968839, 3628581, 3958452, 4213836, 4838108, 5937678, 7257162, 7916904, 8427672, 9676216, 10885743, 11875356, 14514324, 21771486, 23750712, 29028648, 32657229, 43542972, 65314458, 87085944, 130628916, 261257832]

約数ペア:

[(1, 261257832), (2, 130628916), (3, 87085944), (4, 65314458), (6, 43542972), (8, 32657229), (9, 29028648), (11, 23750712), (12, 21771486), (18, 14514324), (22, 11875356), (24, 10885743), (27, 9676216), (31, 8427672), (33, 7916904), (36, 7257162), (44, 5937678), (54, 4838108), (62, 4213836), (66, 3958452), (72, 3628581), (88, 2968839), (93, 2809224), (99, 2638968), (108, 2419054), (124, 2106918), (132, 1979226), (186, 1404612), (198, 1319484), (216, 1209527), (248, 1053459), (264, 989613), (279, 936408), (297, 879656), (341, 766152), (372, 702306), (396, 659742), (558, 468204), (594, 439828), (682, 383076), (744, 351153), (792, 329871), (837, 312136), (1023, 255384), (1116, 234102), (1188, 219914), (1364, 191538), (1674, 156068), (2046, 127692), (2232, 117051), (2376, 109957), (2728, 95769), (3069, 85128), (3348, 78034), (3547, 73656), (4092, 63846), (6138, 42564), (6696, 39017), (7094, 36828), (8184, 31923), (9207, 28376), (10641, 24552), (12276, 21282), (14188, 18414)]