72717720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{26347}}^1$

素因数の和:26384

約数の個数: 64

約数和(自身を含む): 227646720

約数和(自身を除く): 154929000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 26347, 52694, 79041, 105388, 131735, 158082, 210776, 263470, 316164, 395205, 526940, 605981, 632328, 790410, 1053880, 1211962, 1580820, 1817943, 2423924, 3029905, 3161640, 3635886, 4847848, 6059810, 7271772, 9089715, 12119620, 14543544, 18179430, 24239240, 36358860, 72717720]

約数ペア:

[(1, 72717720), (2, 36358860), (3, 24239240), (4, 18179430), (5, 14543544), (6, 12119620), (8, 9089715), (10, 7271772), (12, 6059810), (15, 4847848), (20, 3635886), (23, 3161640), (24, 3029905), (30, 2423924), (40, 1817943), (46, 1580820), (60, 1211962), (69, 1053880), (92, 790410), (115, 632328), (120, 605981), (138, 526940), (184, 395205), (230, 316164), (276, 263470), (345, 210776), (460, 158082), (552, 131735), (690, 105388), (920, 79041), (1380, 52694), (2760, 26347)]