19908133020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{299731}}^1$

素因数の和:299793

約数の個数: 120

約数和(自身を含む): 63975997008

約数和(自身を除く): 44067863988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 41, 45, 54, 60, 81, 82, 90, 108, 123, 135, 162, 164, 180, 205, 246, 270, 324, 369, 405, 410, 492, 540, 615, 738, 810, 820, 1107, 1230, 1476, 1620, 1845, 2214, 2460, 3321, 3690, 4428, 5535, 6642, 7380, 11070, 13284, 16605, 22140, 33210, 66420, 299731, 599462, 899193, 1198924, 1498655, 1798386, 2697579, 2997310, 3596772, 4495965, 5395158, 5994620, 8092737, 8991930, 10790316, 12288971, 13487895, 16185474, 17983860, 24278211, 24577942, 26975790, 32370948, 36866913, 40463685, 48556422, 49155884, 53951580, 61444855, 73733826, 80927370, 97112844, 110600739, 121391055, 122889710, 147467652, 161854740, 184334565, 221201478, 242782110, 245779420, 331802217, 368669130, 442402956, 485564220, 553003695, 663604434, 737338260, 995406651, 1106007390, 1327208868, 1659011085, 1990813302, 2212014780, 3318022170, 3981626604, 4977033255, 6636044340, 9954066510, 19908133020]

約数ペア:

[(1, 19908133020), (2, 9954066510), (3, 6636044340), (4, 4977033255), (5, 3981626604), (6, 3318022170), (9, 2212014780), (10, 1990813302), (12, 1659011085), (15, 1327208868), (18, 1106007390), (20, 995406651), (27, 737338260), (30, 663604434), (36, 553003695), (41, 485564220), (45, 442402956), (54, 368669130), (60, 331802217), (81, 245779420), (82, 242782110), (90, 221201478), (108, 184334565), (123, 161854740), (135, 147467652), (162, 122889710), (164, 121391055), (180, 110600739), (205, 97112844), (246, 80927370), (270, 73733826), (324, 61444855), (369, 53951580), (405, 49155884), (410, 48556422), (492, 40463685), (540, 36866913), (615, 32370948), (738, 26975790), (810, 24577942), (820, 24278211), (1107, 17983860), (1230, 16185474), (1476, 13487895), (1620, 12288971), (1845, 10790316), (2214, 8991930), (2460, 8092737), (3321, 5994620), (3690, 5395158), (4428, 4495965), (5535, 3596772), (6642, 2997310), (7380, 2697579), (11070, 1798386), (13284, 1498655), (16605, 1198924), (22140, 899193), (33210, 599462), (66420, 299731)]