21992078544

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1\times {\mathrm{1399}}^1$

素因数の和:1953

約数の個数: 160

約数和(自身を含む): 61496064000

約数和(自身を除く): 39503985456

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 29, 46, 48, 58, 69, 87, 92, 116, 138, 174, 184, 232, 276, 348, 368, 464, 491, 552, 667, 696, 982, 1104, 1334, 1392, 1399, 1473, 1964, 2001, 2668, 2798, 2946, 3928, 4002, 4197, 5336, 5596, 5892, 7856, 8004, 8394, 10672, 11192, 11293, 11784, 14239, 16008, 16788, 22384, 22586, 23568, 28478, 32016, 32177, 33576, 33879, 40571, 42717, 45172, 56956, 64354, 67152, 67758, 81142, 85434, 90344, 96531, 113912, 121713, 128708, 135516, 162284, 170868, 180688, 193062, 227824, 243426, 257416, 271032, 324568, 327497, 341736, 386124, 486852, 514832, 542064, 649136, 654994, 683472, 686909, 772248, 933133, 973704, 982491, 1309988, 1373818, 1544496, 1866266, 1947408, 1964982, 2060727, 2619976, 2747636, 2799399, 3732532, 3929964, 4121454, 5239952, 5495272, 5598798, 7465064, 7859928, 8242908, 10990544, 11197596, 14930128, 15719856, 15798907, 16485816, 19920361, 22395192, 31597814, 32971632, 39840722, 44790384, 47396721, 59761083, 63195628, 79681444, 94793442, 119522166, 126391256, 159362888, 189586884, 239044332, 252782512, 318725776, 379173768, 458168303, 478088664, 758347536, 916336606, 956177328, 1374504909, 1832673212, 2749009818, 3665346424, 5498019636, 7330692848, 10996039272, 21992078544]

約数ペア:

[(1, 21992078544), (2, 10996039272), (3, 7330692848), (4, 5498019636), (6, 3665346424), (8, 2749009818), (12, 1832673212), (16, 1374504909), (23, 956177328), (24, 916336606), (29, 758347536), (46, 478088664), (48, 458168303), (58, 379173768), (69, 318725776), (87, 252782512), (92, 239044332), (116, 189586884), (138, 159362888), (174, 126391256), (184, 119522166), (232, 94793442), (276, 79681444), (348, 63195628), (368, 59761083), (464, 47396721), (491, 44790384), (552, 39840722), (667, 32971632), (696, 31597814), (982, 22395192), (1104, 19920361), (1334, 16485816), (1392, 15798907), (1399, 15719856), (1473, 14930128), (1964, 11197596), (2001, 10990544), (2668, 8242908), (2798, 7859928), (2946, 7465064), (3928, 5598798), (4002, 5495272), (4197, 5239952), (5336, 4121454), (5596, 3929964), (5892, 3732532), (7856, 2799399), (8004, 2747636), (8394, 2619976), (10672, 2060727), (11192, 1964982), (11293, 1947408), (11784, 1866266), (14239, 1544496), (16008, 1373818), (16788, 1309988), (22384, 982491), (22586, 973704), (23568, 933133), (28478, 772248), (32016, 686909), (32177, 683472), (33576, 654994), (33879, 649136), (40571, 542064), (42717, 514832), (45172, 486852), (56956, 386124), (64354, 341736), (67152, 327497), (67758, 324568), (81142, 271032), (85434, 257416), (90344, 243426), (96531, 227824), (113912, 193062), (121713, 180688), (128708, 170868), (135516, 162284)]