18676920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 59927040

約数和(自身を除く): 41250120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 67, 69, 92, 101, 115, 120, 134, 138, 184, 201, 202, 230, 268, 276, 303, 335, 345, 402, 404, 460, 505, 536, 552, 606, 670, 690, 804, 808, 920, 1005, 1010, 1212, 1340, 1380, 1515, 1541, 1608, 2010, 2020, 2323, 2424, 2680, 2760, 3030, 3082, 4020, 4040, 4623, 4646, 6060, 6164, 6767, 6969, 7705, 8040, 9246, 9292, 11615, 12120, 12328, 13534, 13938, 15410, 18492, 18584, 20301, 23115, 23230, 27068, 27876, 30820, 33835, 34845, 36984, 40602, 46230, 46460, 54136, 55752, 61640, 67670, 69690, 81204, 92460, 92920, 101505, 135340, 139380, 155641, 162408, 184920, 203010, 270680, 278760, 311282, 406020, 466923, 622564, 778205, 812040, 933846, 1245128, 1556410, 1867692, 2334615, 3112820, 3735384, 4669230, 6225640, 9338460, 18676920]

約数ペア:

[(1, 18676920), (2, 9338460), (3, 6225640), (4, 4669230), (5, 3735384), (6, 3112820), (8, 2334615), (10, 1867692), (12, 1556410), (15, 1245128), (20, 933846), (23, 812040), (24, 778205), (30, 622564), (40, 466923), (46, 406020), (60, 311282), (67, 278760), (69, 270680), (92, 203010), (101, 184920), (115, 162408), (120, 155641), (134, 139380), (138, 135340), (184, 101505), (201, 92920), (202, 92460), (230, 81204), (268, 69690), (276, 67670), (303, 61640), (335, 55752), (345, 54136), (402, 46460), (404, 46230), (460, 40602), (505, 36984), (536, 34845), (552, 33835), (606, 30820), (670, 27876), (690, 27068), (804, 23230), (808, 23115), (920, 20301), (1005, 18584), (1010, 18492), (1212, 15410), (1340, 13938), (1380, 13534), (1515, 12328), (1541, 12120), (1608, 11615), (2010, 9292), (2020, 9246), (2323, 8040), (2424, 7705), (2680, 6969), (2760, 6767), (3030, 6164), (3082, 6060), (4020, 4646), (4040, 4623)]