89929980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:705

約数の個数: 192

約数和(自身を含む): 328903680

約数和(自身を除く): 238973700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 37, 42, 45, 54, 60, 63, 70, 74, 84, 90, 105, 108, 111, 126, 135, 140, 148, 180, 185, 189, 210, 222, 252, 259, 270, 315, 333, 370, 378, 420, 444, 518, 540, 555, 630, 643, 666, 740, 756, 777, 945, 999, 1036, 1110, 1260, 1286, 1295, 1332, 1554, 1665, 1890, 1929, 1998, 2220, 2331, 2572, 2590, 3108, 3215, 3330, 3780, 3858, 3885, 3996, 4501, 4662, 4995, 5180, 5787, 6430, 6660, 6993, 7716, 7770, 9002, 9324, 9645, 9990, 11574, 11655, 12860, 13503, 13986, 15540, 17361, 18004, 19290, 19980, 22505, 23148, 23310, 23791, 27006, 27972, 28935, 34722, 34965, 38580, 40509, 45010, 46620, 47582, 54012, 57870, 67515, 69444, 69930, 71373, 81018, 86805, 90020, 95164, 115740, 118955, 121527, 135030, 139860, 142746, 162036, 166537, 173610, 202545, 214119, 237910, 243054, 270060, 285492, 333074, 347220, 356865, 405090, 428238, 475820, 486108, 499611, 607635, 642357, 666148, 713730, 810180, 832685, 856476, 999222, 1070595, 1215270, 1284714, 1427460, 1498833, 1665370, 1998444, 2141190, 2430540, 2498055, 2569428, 2997666, 3211785, 3330740, 4282380, 4496499, 4996110, 5995332, 6423570, 7494165, 8992998, 9992220, 12847140, 14988330, 17985996, 22482495, 29976660, 44964990, 89929980]

約数ペア:

[(1, 89929980), (2, 44964990), (3, 29976660), (4, 22482495), (5, 17985996), (6, 14988330), (7, 12847140), (9, 9992220), (10, 8992998), (12, 7494165), (14, 6423570), (15, 5995332), (18, 4996110), (20, 4496499), (21, 4282380), (27, 3330740), (28, 3211785), (30, 2997666), (35, 2569428), (36, 2498055), (37, 2430540), (42, 2141190), (45, 1998444), (54, 1665370), (60, 1498833), (63, 1427460), (70, 1284714), (74, 1215270), (84, 1070595), (90, 999222), (105, 856476), (108, 832685), (111, 810180), (126, 713730), (135, 666148), (140, 642357), (148, 607635), (180, 499611), (185, 486108), (189, 475820), (210, 428238), (222, 405090), (252, 356865), (259, 347220), (270, 333074), (315, 285492), (333, 270060), (370, 243054), (378, 237910), (420, 214119), (444, 202545), (518, 173610), (540, 166537), (555, 162036), (630, 142746), (643, 139860), (666, 135030), (740, 121527), (756, 118955), (777, 115740), (945, 95164), (999, 90020), (1036, 86805), (1110, 81018), (1260, 71373), (1286, 69930), (1295, 69444), (1332, 67515), (1554, 57870), (1665, 54012), (1890, 47582), (1929, 46620), (1998, 45010), (2220, 40509), (2331, 38580), (2572, 34965), (2590, 34722), (3108, 28935), (3215, 27972), (3330, 27006), (3780, 23791), (3858, 23310), (3885, 23148), (3996, 22505), (4501, 19980), (4662, 19290), (4995, 18004), (5180, 17361), (5787, 15540), (6430, 13986), (6660, 13503), (6993, 12860), (7716, 11655), (7770, 11574), (9002, 9990), (9324, 9645)]