155141880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:561

約数の個数: 128

約数和(自身を含む): 487080000

約数和(自身を除く): 331938120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 109, 116, 120, 145, 174, 218, 232, 290, 327, 348, 409, 435, 436, 545, 580, 654, 696, 818, 870, 872, 1090, 1160, 1227, 1308, 1635, 1636, 1740, 2045, 2180, 2454, 2616, 3161, 3270, 3272, 3480, 4090, 4360, 4908, 6135, 6322, 6540, 8180, 9483, 9816, 11861, 12270, 12644, 13080, 15805, 16360, 18966, 23722, 24540, 25288, 31610, 35583, 37932, 44581, 47415, 47444, 49080, 59305, 63220, 71166, 75864, 89162, 94830, 94888, 118610, 126440, 133743, 142332, 177915, 178324, 189660, 222905, 237220, 267486, 284664, 355830, 356648, 379320, 445810, 474440, 534972, 668715, 711660, 891620, 1069944, 1292849, 1337430, 1423320, 1783240, 2585698, 2674860, 3878547, 5171396, 5349720, 6464245, 7757094, 10342792, 12928490, 15514188, 19392735, 25856980, 31028376, 38785470, 51713960, 77570940, 155141880]

約数ペア:

[(1, 155141880), (2, 77570940), (3, 51713960), (4, 38785470), (5, 31028376), (6, 25856980), (8, 19392735), (10, 15514188), (12, 12928490), (15, 10342792), (20, 7757094), (24, 6464245), (29, 5349720), (30, 5171396), (40, 3878547), (58, 2674860), (60, 2585698), (87, 1783240), (109, 1423320), (116, 1337430), (120, 1292849), (145, 1069944), (174, 891620), (218, 711660), (232, 668715), (290, 534972), (327, 474440), (348, 445810), (409, 379320), (435, 356648), (436, 355830), (545, 284664), (580, 267486), (654, 237220), (696, 222905), (818, 189660), (870, 178324), (872, 177915), (1090, 142332), (1160, 133743), (1227, 126440), (1308, 118610), (1635, 94888), (1636, 94830), (1740, 89162), (2045, 75864), (2180, 71166), (2454, 63220), (2616, 59305), (3161, 49080), (3270, 47444), (3272, 47415), (3480, 44581), (4090, 37932), (4360, 35583), (4908, 31610), (6135, 25288), (6322, 24540), (6540, 23722), (8180, 18966), (9483, 16360), (9816, 15805), (11861, 13080), (12270, 12644)]