478670480

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:241

約数の個数: 160

約数和(自身を含む): 1221350400

約数和(自身を除く): 742679920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 37, 40, 46, 74, 79, 80, 89, 92, 115, 148, 158, 178, 184, 185, 230, 296, 316, 356, 368, 370, 395, 445, 460, 592, 632, 712, 740, 790, 851, 890, 920, 1264, 1424, 1480, 1580, 1702, 1780, 1817, 1840, 2047, 2923, 2960, 3160, 3293, 3404, 3560, 3634, 4094, 4255, 5846, 6320, 6586, 6808, 7031, 7120, 7268, 8188, 8510, 9085, 10235, 11692, 13172, 13616, 14062, 14536, 14615, 16376, 16465, 17020, 18170, 20470, 23384, 26344, 28124, 29072, 29230, 32752, 32930, 34040, 35155, 36340, 40940, 46768, 52688, 56248, 58460, 65860, 67229, 68080, 70310, 72680, 75739, 81880, 112496, 116920, 131720, 134458, 140620, 145360, 151478, 161713, 163760, 233840, 260147, 263440, 268916, 281240, 302956, 323426, 336145, 378695, 520294, 537832, 562480, 605912, 646852, 672290, 757390, 808565, 1040588, 1075664, 1211824, 1293704, 1300735, 1344580, 1514780, 1617130, 2081176, 2587408, 2601470, 2689160, 3029560, 3234260, 4162352, 5202940, 5378320, 5983381, 6059120, 6468520, 10405880, 11966762, 12937040, 20811760, 23933524, 29916905, 47867048, 59833810, 95734096, 119667620, 239335240, 478670480]

約数ペア:

[(1, 478670480), (2, 239335240), (4, 119667620), (5, 95734096), (8, 59833810), (10, 47867048), (16, 29916905), (20, 23933524), (23, 20811760), (37, 12937040), (40, 11966762), (46, 10405880), (74, 6468520), (79, 6059120), (80, 5983381), (89, 5378320), (92, 5202940), (115, 4162352), (148, 3234260), (158, 3029560), (178, 2689160), (184, 2601470), (185, 2587408), (230, 2081176), (296, 1617130), (316, 1514780), (356, 1344580), (368, 1300735), (370, 1293704), (395, 1211824), (445, 1075664), (460, 1040588), (592, 808565), (632, 757390), (712, 672290), (740, 646852), (790, 605912), (851, 562480), (890, 537832), (920, 520294), (1264, 378695), (1424, 336145), (1480, 323426), (1580, 302956), (1702, 281240), (1780, 268916), (1817, 263440), (1840, 260147), (2047, 233840), (2923, 163760), (2960, 161713), (3160, 151478), (3293, 145360), (3404, 140620), (3560, 134458), (3634, 131720), (4094, 116920), (4255, 112496), (5846, 81880), (6320, 75739), (6586, 72680), (6808, 70310), (7031, 68080), (7120, 67229), (7268, 65860), (8188, 58460), (8510, 56248), (9085, 52688), (10235, 46768), (11692, 40940), (13172, 36340), (13616, 35155), (14062, 34040), (14536, 32930), (14615, 32752), (16376, 29230), (16465, 29072), (17020, 28124), (18170, 26344), (20470, 23384)]