28886730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:479

約数の個数: 64

約数和(自身を含む): 72576000

約数和(自身を除く): 43689270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 89, 93, 155, 178, 186, 267, 310, 349, 445, 465, 534, 698, 890, 930, 1047, 1335, 1745, 2094, 2670, 2759, 3490, 5235, 5518, 8277, 10470, 10819, 13795, 16554, 21638, 27590, 31061, 32457, 41385, 54095, 62122, 64914, 82770, 93183, 108190, 155305, 162285, 186366, 310610, 324570, 465915, 931830, 962891, 1925782, 2888673, 4814455, 5777346, 9628910, 14443365, 28886730]

約数ペア:

[(1, 28886730), (2, 14443365), (3, 9628910), (5, 5777346), (6, 4814455), (10, 2888673), (15, 1925782), (30, 962891), (31, 931830), (62, 465915), (89, 324570), (93, 310610), (155, 186366), (178, 162285), (186, 155305), (267, 108190), (310, 93183), (349, 82770), (445, 64914), (465, 62122), (534, 54095), (698, 41385), (890, 32457), (930, 31061), (1047, 27590), (1335, 21638), (1745, 16554), (2094, 13795), (2670, 10819), (2759, 10470), (3490, 8277), (5235, 5518)]