227526320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:275

約数の個数: 160

約数和(自身を含む): 633292800

約数和(自身を除く): 405766480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 79, 80, 112, 139, 140, 148, 158, 185, 259, 278, 280, 296, 316, 370, 395, 518, 553, 556, 560, 592, 632, 695, 740, 790, 973, 1036, 1106, 1112, 1264, 1295, 1390, 1480, 1580, 1946, 2072, 2212, 2224, 2590, 2765, 2780, 2923, 2960, 3160, 3892, 4144, 4424, 4865, 5143, 5180, 5530, 5560, 5846, 6320, 7784, 8848, 9730, 10286, 10360, 10981, 11060, 11120, 11692, 14615, 15568, 19460, 20461, 20572, 20720, 21962, 22120, 23384, 25715, 29230, 36001, 38920, 40922, 41144, 43924, 44240, 46768, 51430, 54905, 58460, 72002, 76867, 77840, 81844, 82288, 87848, 102305, 102860, 109810, 116920, 144004, 153734, 163688, 175696, 180005, 204610, 205720, 219620, 233840, 288008, 307468, 327376, 360010, 384335, 406297, 409220, 411440, 439240, 576016, 614936, 720020, 768670, 812594, 818440, 878480, 1229872, 1440040, 1537340, 1625188, 1636880, 2031485, 2844079, 2880080, 3074680, 3250376, 4062970, 5688158, 6149360, 6500752, 8125940, 11376316, 14220395, 16251880, 22752632, 28440790, 32503760, 45505264, 56881580, 113763160, 227526320]

約数ペア:

[(1, 227526320), (2, 113763160), (4, 56881580), (5, 45505264), (7, 32503760), (8, 28440790), (10, 22752632), (14, 16251880), (16, 14220395), (20, 11376316), (28, 8125940), (35, 6500752), (37, 6149360), (40, 5688158), (56, 4062970), (70, 3250376), (74, 3074680), (79, 2880080), (80, 2844079), (112, 2031485), (139, 1636880), (140, 1625188), (148, 1537340), (158, 1440040), (185, 1229872), (259, 878480), (278, 818440), (280, 812594), (296, 768670), (316, 720020), (370, 614936), (395, 576016), (518, 439240), (553, 411440), (556, 409220), (560, 406297), (592, 384335), (632, 360010), (695, 327376), (740, 307468), (790, 288008), (973, 233840), (1036, 219620), (1106, 205720), (1112, 204610), (1264, 180005), (1295, 175696), (1390, 163688), (1480, 153734), (1580, 144004), (1946, 116920), (2072, 109810), (2212, 102860), (2224, 102305), (2590, 87848), (2765, 82288), (2780, 81844), (2923, 77840), (2960, 76867), (3160, 72002), (3892, 58460), (4144, 54905), (4424, 51430), (4865, 46768), (5143, 44240), (5180, 43924), (5530, 41144), (5560, 40922), (5846, 38920), (6320, 36001), (7784, 29230), (8848, 25715), (9730, 23384), (10286, 22120), (10360, 21962), (10981, 20720), (11060, 20572), (11120, 20461), (11692, 19460), (14615, 15568)]