205442640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{467}}^1$

素因数の和:546

約数の個数: 240

約数和(自身を含む): 760451328

約数和(自身を除く): 555008688

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 47, 48, 52, 60, 65, 72, 78, 80, 90, 94, 104, 117, 120, 130, 141, 144, 156, 180, 188, 195, 208, 234, 235, 240, 260, 282, 312, 360, 376, 390, 423, 467, 468, 470, 520, 564, 585, 611, 624, 705, 720, 752, 780, 846, 934, 936, 940, 1040, 1128, 1170, 1222, 1401, 1410, 1560, 1692, 1833, 1868, 1872, 1880, 2115, 2256, 2335, 2340, 2444, 2802, 2820, 3055, 3120, 3384, 3666, 3736, 3760, 4203, 4230, 4670, 4680, 4888, 5499, 5604, 5640, 6071, 6110, 6768, 7005, 7332, 7472, 8406, 8460, 9165, 9340, 9360, 9776, 10998, 11208, 11280, 12142, 12220, 14010, 14664, 16812, 16920, 18213, 18330, 18680, 21015, 21949, 21996, 22416, 24284, 24440, 27495, 28020, 29328, 30355, 33624, 33840, 36426, 36660, 37360, 42030, 43898, 43992, 48568, 48880, 54639, 54990, 56040, 60710, 65847, 67248, 72852, 73320, 84060, 87796, 87984, 91065, 97136, 109278, 109745, 109980, 112080, 121420, 131694, 145704, 146640, 168120, 175592, 182130, 197541, 218556, 219490, 219960, 242840, 263388, 273195, 285337, 291408, 329235, 336240, 351184, 364260, 395082, 437112, 438980, 439920, 485680, 526776, 546390, 570674, 658470, 728520, 790164, 856011, 874224, 877960, 987705, 1053552, 1092780, 1141348, 1316940, 1426685, 1457040, 1580328, 1712022, 1755920, 1975410, 2185560, 2282696, 2568033, 2633880, 2853370, 3160656, 3424044, 3950820, 4280055, 4371120, 4565392, 5136066, 5267760, 5706740, 6848088, 7901640, 8560110, 10272132, 11413480, 12840165, 13696176, 15803280, 17120220, 20544264, 22826960, 25680330, 34240440, 41088528, 51360660, 68480880, 102721320, 205442640]

約数ペア:

[(1, 205442640), (2, 102721320), (3, 68480880), (4, 51360660), (5, 41088528), (6, 34240440), (8, 25680330), (9, 22826960), (10, 20544264), (12, 17120220), (13, 15803280), (15, 13696176), (16, 12840165), (18, 11413480), (20, 10272132), (24, 8560110), (26, 7901640), (30, 6848088), (36, 5706740), (39, 5267760), (40, 5136066), (45, 4565392), (47, 4371120), (48, 4280055), (52, 3950820), (60, 3424044), (65, 3160656), (72, 2853370), (78, 2633880), (80, 2568033), (90, 2282696), (94, 2185560), (104, 1975410), (117, 1755920), (120, 1712022), (130, 1580328), (141, 1457040), (144, 1426685), (156, 1316940), (180, 1141348), (188, 1092780), (195, 1053552), (208, 987705), (234, 877960), (235, 874224), (240, 856011), (260, 790164), (282, 728520), (312, 658470), (360, 570674), (376, 546390), (390, 526776), (423, 485680), (467, 439920), (468, 438980), (470, 437112), (520, 395082), (564, 364260), (585, 351184), (611, 336240), (624, 329235), (705, 291408), (720, 285337), (752, 273195), (780, 263388), (846, 242840), (934, 219960), (936, 219490), (940, 218556), (1040, 197541), (1128, 182130), (1170, 175592), (1222, 168120), (1401, 146640), (1410, 145704), (1560, 131694), (1692, 121420), (1833, 112080), (1868, 109980), (1872, 109745), (1880, 109278), (2115, 97136), (2256, 91065), (2335, 87984), (2340, 87796), (2444, 84060), (2802, 73320), (2820, 72852), (3055, 67248), (3120, 65847), (3384, 60710), (3666, 56040), (3736, 54990), (3760, 54639), (4203, 48880), (4230, 48568), (4670, 43992), (4680, 43898), (4888, 42030), (5499, 37360), (5604, 36660), (5640, 36426), (6071, 33840), (6110, 33624), (6768, 30355), (7005, 29328), (7332, 28020), (7472, 27495), (8406, 24440), (8460, 24284), (9165, 22416), (9340, 21996), (9360, 21949), (9776, 21015), (10998, 18680), (11208, 18330), (11280, 18213), (12142, 16920), (12220, 16812), (14010, 14664)]