40871280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8963}}^1$

素因数の和:8998

約数の個数: 80

約数和(自身を含む): 133384320

約数和(自身を除く): 92513040

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, 8963, 17926, 26889, 35852, 44815, 53778, 71704, 89630, 107556, 134445, 143408, 170297, 179260, 215112, 268890, 340594, 358520, 430224, 510891, 537780, 681188, 717040, 851485, 1021782, 1075560, 1362376, 1702970, 2043564, 2151120, 2554455, 2724752, 3405940, 4087128, 5108910, 6811880, 8174256, 10217820, 13623760, 20435640, 40871280]

約数ペア:

[(1, 40871280), (2, 20435640), (3, 13623760), (4, 10217820), (5, 8174256), (6, 6811880), (8, 5108910), (10, 4087128), (12, 3405940), (15, 2724752), (16, 2554455), (19, 2151120), (20, 2043564), (24, 1702970), (30, 1362376), (38, 1075560), (40, 1021782), (48, 851485), (57, 717040), (60, 681188), (76, 537780), (80, 510891), (95, 430224), (114, 358520), (120, 340594), (152, 268890), (190, 215112), (228, 179260), (240, 170297), (285, 143408), (304, 134445), (380, 107556), (456, 89630), (570, 71704), (760, 53778), (912, 44815), (1140, 35852), (1520, 26889), (2280, 17926), (4560, 8963)]