126779020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 294174720

約数和(自身を除く): 167395700

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 71, 74, 76, 95, 127, 142, 148, 185, 190, 254, 284, 355, 370, 380, 508, 635, 703, 710, 740, 1270, 1349, 1406, 1420, 2413, 2540, 2627, 2698, 2812, 3515, 4699, 4826, 5254, 5396, 6745, 7030, 9017, 9398, 9652, 10508, 12065, 13135, 13490, 14060, 18034, 18796, 23495, 24130, 26270, 26980, 36068, 45085, 46990, 48260, 49913, 52540, 89281, 90170, 93980, 99826, 171323, 178562, 180340, 199652, 249565, 333629, 342646, 357124, 446405, 499130, 667258, 685292, 856615, 892810, 998260, 1334516, 1668145, 1713230, 1785620, 3336290, 3426460, 6338951, 6672580, 12677902, 25355804, 31694755, 63389510, 126779020]

約数ペア:

[(1, 126779020), (2, 63389510), (4, 31694755), (5, 25355804), (10, 12677902), (19, 6672580), (20, 6338951), (37, 3426460), (38, 3336290), (71, 1785620), (74, 1713230), (76, 1668145), (95, 1334516), (127, 998260), (142, 892810), (148, 856615), (185, 685292), (190, 667258), (254, 499130), (284, 446405), (355, 357124), (370, 342646), (380, 333629), (508, 249565), (635, 199652), (703, 180340), (710, 178562), (740, 171323), (1270, 99826), (1349, 93980), (1406, 90170), (1420, 89281), (2413, 52540), (2540, 49913), (2627, 48260), (2698, 46990), (2812, 45085), (3515, 36068), (4699, 26980), (4826, 26270), (5254, 24130), (5396, 23495), (6745, 18796), (7030, 18034), (9017, 14060), (9398, 13490), (9652, 13135), (10508, 12065)]