87871770

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2447}}^1$

素因数の和:2489

約数の個数: 128

約数和(自身を含む): 282009600

約数和(自身を除く): 194137830

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 27, 30, 35, 38, 42, 45, 54, 57, 63, 70, 90, 95, 105, 114, 126, 133, 135, 171, 189, 190, 210, 266, 270, 285, 315, 342, 378, 399, 513, 570, 630, 665, 798, 855, 945, 1026, 1197, 1330, 1710, 1890, 1995, 2394, 2447, 2565, 3591, 3990, 4894, 5130, 5985, 7182, 7341, 11970, 12235, 14682, 17129, 17955, 22023, 24470, 34258, 35910, 36705, 44046, 46493, 51387, 66069, 73410, 85645, 92986, 102774, 110115, 132138, 139479, 154161, 171290, 220230, 232465, 256935, 278958, 308322, 325451, 330345, 418437, 462483, 464930, 513870, 650902, 660690, 697395, 770805, 836874, 924966, 976353, 1255311, 1394790, 1541610, 1627255, 1952706, 2092185, 2312415, 2510622, 2929059, 3254510, 4184370, 4624830, 4881765, 5858118, 6276555, 8787177, 9763530, 12553110, 14645295, 17574354, 29290590, 43935885, 87871770]

約数ペア:

[(1, 87871770), (2, 43935885), (3, 29290590), (5, 17574354), (6, 14645295), (7, 12553110), (9, 9763530), (10, 8787177), (14, 6276555), (15, 5858118), (18, 4881765), (19, 4624830), (21, 4184370), (27, 3254510), (30, 2929059), (35, 2510622), (38, 2312415), (42, 2092185), (45, 1952706), (54, 1627255), (57, 1541610), (63, 1394790), (70, 1255311), (90, 976353), (95, 924966), (105, 836874), (114, 770805), (126, 697395), (133, 660690), (135, 650902), (171, 513870), (189, 464930), (190, 462483), (210, 418437), (266, 330345), (270, 325451), (285, 308322), (315, 278958), (342, 256935), (378, 232465), (399, 220230), (513, 171290), (570, 154161), (630, 139479), (665, 132138), (798, 110115), (855, 102774), (945, 92986), (1026, 85645), (1197, 73410), (1330, 66069), (1710, 51387), (1890, 46493), (1995, 44046), (2394, 36705), (2447, 35910), (2565, 34258), (3591, 24470), (3990, 22023), (4894, 17955), (5130, 17129), (5985, 14682), (7182, 12235), (7341, 11970)]