644497568

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1109}}^1$

素因数の和:1270

約数の個数: 96

約数和(自身を含む): 1503774720

約数和(自身を除く): 859277152

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 127, 143, 176, 208, 254, 286, 352, 416, 508, 572, 1016, 1109, 1144, 1397, 1651, 2032, 2218, 2288, 2794, 3302, 4064, 4436, 4576, 5588, 6604, 8872, 11176, 12199, 13208, 14417, 17744, 18161, 22352, 24398, 26416, 28834, 35488, 36322, 44704, 48796, 52832, 57668, 72644, 97592, 115336, 140843, 145288, 158587, 195184, 230672, 281686, 290576, 317174, 390368, 461344, 563372, 581152, 634348, 1126744, 1268696, 1549273, 1830959, 2253488, 2537392, 3098546, 3661918, 4506976, 5074784, 6197092, 7323836, 12394184, 14647672, 20140549, 24788368, 29295344, 40281098, 49576736, 58590688, 80562196, 161124392, 322248784, 644497568]

約数ペア:

[(1, 644497568), (2, 322248784), (4, 161124392), (8, 80562196), (11, 58590688), (13, 49576736), (16, 40281098), (22, 29295344), (26, 24788368), (32, 20140549), (44, 14647672), (52, 12394184), (88, 7323836), (104, 6197092), (127, 5074784), (143, 4506976), (176, 3661918), (208, 3098546), (254, 2537392), (286, 2253488), (352, 1830959), (416, 1549273), (508, 1268696), (572, 1126744), (1016, 634348), (1109, 581152), (1144, 563372), (1397, 461344), (1651, 390368), (2032, 317174), (2218, 290576), (2288, 281686), (2794, 230672), (3302, 195184), (4064, 158587), (4436, 145288), (4576, 140843), (5588, 115336), (6604, 97592), (8872, 72644), (11176, 57668), (12199, 52832), (13208, 48796), (14417, 44704), (17744, 36322), (18161, 35488), (22352, 28834), (24398, 26416)]