31979280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7013}}^1$

素因数の和:7048

約数の個数: 80

約数和(自身を含む): 104368320

約数和(自身を除く): 72389040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 7013, 14026, 21039, 28052, 35065, 42078, 56104, 70130, 84156, 105195, 112208, 133247, 140260, 168312, 210390, 266494, 280520, 336624, 399741, 420780, 532988, 561040, 666235, 799482, 841560, 1065976, 1332470, 1598964, 1683120, 1998705, 2131952, 2664940, 3197928, 3997410, 5329880, 6395856, 7994820, 10659760, 15989640, 31979280]

約数ペア:

[(1, 31979280), (2, 15989640), (3, 10659760), (4, 7994820), (5, 6395856), (6, 5329880), (8, 3997410), (10, 3197928), (12, 2664940), (15, 2131952), (16, 1998705), (19, 1683120), (20, 1598964), (24, 1332470), (30, 1065976), (38, 841560), (40, 799482), (48, 666235), (57, 561040), (60, 532988), (76, 420780), (80, 399741), (95, 336624), (114, 280520), (120, 266494), (152, 210390), (190, 168312), (228, 140260), (240, 133247), (285, 112208), (304, 105195), (380, 84156), (456, 70130), (570, 56104), (760, 42078), (912, 35065), (1140, 28052), (1520, 21039), (2280, 14026), (4560, 7013)]