71358420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:214

約数の個数: 192

約数和(自身を含む): 243855360

約数和(自身を除く): 172496940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 83, 84, 89, 92, 105, 115, 138, 140, 161, 166, 178, 210, 230, 249, 267, 276, 322, 332, 345, 356, 415, 420, 445, 460, 483, 498, 534, 581, 623, 644, 690, 805, 830, 890, 966, 996, 1068, 1162, 1245, 1246, 1335, 1380, 1610, 1660, 1743, 1780, 1869, 1909, 1932, 2047, 2324, 2415, 2490, 2492, 2670, 2905, 3115, 3220, 3486, 3738, 3818, 4094, 4830, 4980, 5340, 5727, 5810, 6141, 6230, 6972, 7387, 7476, 7636, 8188, 8715, 9345, 9545, 9660, 10235, 11454, 11620, 12282, 12460, 13363, 14329, 14774, 17430, 18690, 19090, 20470, 22161, 22908, 24564, 26726, 28635, 28658, 29548, 30705, 34860, 36935, 37380, 38180, 40089, 40940, 42987, 44322, 51709, 53452, 57270, 57316, 61410, 66815, 71645, 73870, 80178, 85974, 88644, 103418, 110805, 114540, 122820, 133630, 143290, 147740, 155127, 160356, 169901, 171948, 200445, 206836, 214935, 221610, 258545, 267260, 286580, 310254, 339802, 400890, 429870, 443220, 509703, 517090, 620508, 679604, 775635, 801780, 849505, 859740, 1019406, 1034180, 1189307, 1551270, 1699010, 2038812, 2378614, 2548515, 3102540, 3398020, 3567921, 4757228, 5097030, 5946535, 7135842, 10194060, 11893070, 14271684, 17839605, 23786140, 35679210, 71358420]

約数ペア:

[(1, 71358420), (2, 35679210), (3, 23786140), (4, 17839605), (5, 14271684), (6, 11893070), (7, 10194060), (10, 7135842), (12, 5946535), (14, 5097030), (15, 4757228), (20, 3567921), (21, 3398020), (23, 3102540), (28, 2548515), (30, 2378614), (35, 2038812), (42, 1699010), (46, 1551270), (60, 1189307), (69, 1034180), (70, 1019406), (83, 859740), (84, 849505), (89, 801780), (92, 775635), (105, 679604), (115, 620508), (138, 517090), (140, 509703), (161, 443220), (166, 429870), (178, 400890), (210, 339802), (230, 310254), (249, 286580), (267, 267260), (276, 258545), (322, 221610), (332, 214935), (345, 206836), (356, 200445), (415, 171948), (420, 169901), (445, 160356), (460, 155127), (483, 147740), (498, 143290), (534, 133630), (581, 122820), (623, 114540), (644, 110805), (690, 103418), (805, 88644), (830, 85974), (890, 80178), (966, 73870), (996, 71645), (1068, 66815), (1162, 61410), (1245, 57316), (1246, 57270), (1335, 53452), (1380, 51709), (1610, 44322), (1660, 42987), (1743, 40940), (1780, 40089), (1869, 38180), (1909, 37380), (1932, 36935), (2047, 34860), (2324, 30705), (2415, 29548), (2490, 28658), (2492, 28635), (2670, 26726), (2905, 24564), (3115, 22908), (3220, 22161), (3486, 20470), (3738, 19090), (3818, 18690), (4094, 17430), (4830, 14774), (4980, 14329), (5340, 13363), (5727, 12460), (5810, 12282), (6141, 11620), (6230, 11454), (6972, 10235), (7387, 9660), (7476, 9545), (7636, 9345), (8188, 8715)]