30399240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:299

約数の個数: 128

約数和(自身を含む): 97920000

約数和(自身を除く): 67520760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 67, 76, 95, 114, 120, 134, 152, 190, 199, 201, 228, 268, 285, 335, 380, 398, 402, 456, 536, 570, 597, 670, 760, 796, 804, 995, 1005, 1140, 1194, 1273, 1340, 1592, 1608, 1990, 2010, 2280, 2388, 2546, 2680, 2985, 3781, 3819, 3980, 4020, 4776, 5092, 5970, 6365, 7562, 7638, 7960, 8040, 10184, 11343, 11940, 12730, 13333, 15124, 15276, 18905, 19095, 22686, 23880, 25460, 26666, 30248, 30552, 37810, 38190, 39999, 45372, 50920, 53332, 56715, 66665, 75620, 76380, 79998, 90744, 106664, 113430, 133330, 151240, 152760, 159996, 199995, 226860, 253327, 266660, 319992, 399990, 453720, 506654, 533320, 759981, 799980, 1013308, 1266635, 1519962, 1599960, 2026616, 2533270, 3039924, 3799905, 5066540, 6079848, 7599810, 10133080, 15199620, 30399240]

約数ペア:

[(1, 30399240), (2, 15199620), (3, 10133080), (4, 7599810), (5, 6079848), (6, 5066540), (8, 3799905), (10, 3039924), (12, 2533270), (15, 2026616), (19, 1599960), (20, 1519962), (24, 1266635), (30, 1013308), (38, 799980), (40, 759981), (57, 533320), (60, 506654), (67, 453720), (76, 399990), (95, 319992), (114, 266660), (120, 253327), (134, 226860), (152, 199995), (190, 159996), (199, 152760), (201, 151240), (228, 133330), (268, 113430), (285, 106664), (335, 90744), (380, 79998), (398, 76380), (402, 75620), (456, 66665), (536, 56715), (570, 53332), (597, 50920), (670, 45372), (760, 39999), (796, 38190), (804, 37810), (995, 30552), (1005, 30248), (1140, 26666), (1194, 25460), (1273, 23880), (1340, 22686), (1592, 19095), (1608, 18905), (1990, 15276), (2010, 15124), (2280, 13333), (2388, 12730), (2546, 11940), (2680, 11343), (2985, 10184), (3781, 8040), (3819, 7960), (3980, 7638), (4020, 7562), (4776, 6365), (5092, 5970)]