15697300490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{647}}^1\times {\mathrm{857}}^1$

素因数の和:1679

約数の個数: 64

約数和(自身を含む): 30023136000

約数和(自身を除く): 14325835510

約数列:

[1, 2, 5, 10, 19, 38, 95, 149, 190, 298, 647, 745, 857, 1294, 1490, 1714, 2831, 3235, 4285, 5662, 6470, 8570, 12293, 14155, 16283, 24586, 28310, 32566, 61465, 81415, 96403, 122930, 127693, 162830, 192806, 255386, 482015, 554479, 638465, 964030, 1108958, 1276930, 1831657, 2426167, 2772395, 3663314, 4852334, 5544790, 9158285, 10535101, 12130835, 18316570, 21070202, 24261670, 52675505, 82617371, 105351010, 165234742, 413086855, 826173710, 1569730049, 3139460098, 7848650245, 15697300490]

約数ペア:

[(1, 15697300490), (2, 7848650245), (5, 3139460098), (10, 1569730049), (19, 826173710), (38, 413086855), (95, 165234742), (149, 105351010), (190, 82617371), (298, 52675505), (647, 24261670), (745, 21070202), (857, 18316570), (1294, 12130835), (1490, 10535101), (1714, 9158285), (2831, 5544790), (3235, 4852334), (4285, 3663314), (5662, 2772395), (6470, 2426167), (8570, 1831657), (12293, 1276930), (14155, 1108958), (16283, 964030), (24586, 638465), (28310, 554479), (32566, 482015), (61465, 255386), (81415, 192806), (96403, 162830), (122930, 127693)]