17879280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:159

約数の個数: 160

約数和(自身を含む): 59996160

約数和(自身を除く): 42116880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 41, 46, 48, 60, 69, 79, 80, 82, 92, 115, 120, 123, 138, 158, 164, 184, 205, 230, 237, 240, 246, 276, 316, 328, 345, 368, 395, 410, 460, 474, 492, 552, 615, 632, 656, 690, 790, 820, 920, 943, 948, 984, 1104, 1185, 1230, 1264, 1380, 1580, 1640, 1817, 1840, 1886, 1896, 1968, 2370, 2460, 2760, 2829, 3160, 3239, 3280, 3634, 3772, 3792, 4715, 4740, 4920, 5451, 5520, 5658, 6320, 6478, 7268, 7544, 9085, 9430, 9480, 9717, 9840, 10902, 11316, 12956, 14145, 14536, 15088, 16195, 18170, 18860, 18960, 19434, 21804, 22632, 25912, 27255, 28290, 29072, 32390, 36340, 37720, 38868, 43608, 45264, 48585, 51824, 54510, 56580, 64780, 72680, 74497, 75440, 77736, 87216, 97170, 109020, 113160, 129560, 145360, 148994, 155472, 194340, 218040, 223491, 226320, 259120, 297988, 372485, 388680, 436080, 446982, 595976, 744970, 777360, 893964, 1117455, 1191952, 1489940, 1787928, 2234910, 2979880, 3575856, 4469820, 5959760, 8939640, 17879280]

約数ペア:

[(1, 17879280), (2, 8939640), (3, 5959760), (4, 4469820), (5, 3575856), (6, 2979880), (8, 2234910), (10, 1787928), (12, 1489940), (15, 1191952), (16, 1117455), (20, 893964), (23, 777360), (24, 744970), (30, 595976), (40, 446982), (41, 436080), (46, 388680), (48, 372485), (60, 297988), (69, 259120), (79, 226320), (80, 223491), (82, 218040), (92, 194340), (115, 155472), (120, 148994), (123, 145360), (138, 129560), (158, 113160), (164, 109020), (184, 97170), (205, 87216), (230, 77736), (237, 75440), (240, 74497), (246, 72680), (276, 64780), (316, 56580), (328, 54510), (345, 51824), (368, 48585), (395, 45264), (410, 43608), (460, 38868), (474, 37720), (492, 36340), (552, 32390), (615, 29072), (632, 28290), (656, 27255), (690, 25912), (790, 22632), (820, 21804), (920, 19434), (943, 18960), (948, 18860), (984, 18170), (1104, 16195), (1185, 15088), (1230, 14536), (1264, 14145), (1380, 12956), (1580, 11316), (1640, 10902), (1817, 9840), (1840, 9717), (1886, 9480), (1896, 9430), (1968, 9085), (2370, 7544), (2460, 7268), (2760, 6478), (2829, 6320), (3160, 5658), (3239, 5520), (3280, 5451), (3634, 4920), (3772, 4740), (3792, 4715)]