1279847790

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6397}}^1$

素因数の和:6448

約数の個数: 160

約数和(自身を含む): 3901756320

約数和(自身を除く): 2621908530

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 27, 30, 38, 39, 45, 54, 57, 65, 78, 81, 90, 95, 114, 117, 130, 135, 162, 171, 190, 195, 234, 247, 270, 285, 342, 351, 390, 405, 494, 513, 570, 585, 702, 741, 810, 855, 1026, 1053, 1170, 1235, 1482, 1539, 1710, 1755, 2106, 2223, 2470, 2565, 3078, 3510, 3705, 4446, 5130, 5265, 6397, 6669, 7410, 7695, 10530, 11115, 12794, 13338, 15390, 19191, 20007, 22230, 31985, 33345, 38382, 40014, 57573, 63970, 66690, 83161, 95955, 100035, 115146, 121543, 166322, 172719, 191910, 200070, 243086, 249483, 287865, 345438, 364629, 415805, 498966, 518157, 575730, 607715, 729258, 748449, 831610, 863595, 1036314, 1093887, 1215430, 1247415, 1496898, 1580059, 1727190, 1823145, 2187774, 2245347, 2494830, 2590785, 3160118, 3281661, 3646290, 3742245, 4490694, 4740177, 5181570, 5469435, 6563322, 6736041, 7484490, 7900295, 9480354, 9844983, 10938870, 11226735, 13472082, 14220531, 15800590, 16408305, 19689966, 22453470, 23700885, 28441062, 32816610, 33680205, 42661593, 47401770, 49224915, 67360410, 71102655, 85323186, 98449830, 127984779, 142205310, 213307965, 255969558, 426615930, 639923895, 1279847790]

約数ペア:

[(1, 1279847790), (2, 639923895), (3, 426615930), (5, 255969558), (6, 213307965), (9, 142205310), (10, 127984779), (13, 98449830), (15, 85323186), (18, 71102655), (19, 67360410), (26, 49224915), (27, 47401770), (30, 42661593), (38, 33680205), (39, 32816610), (45, 28441062), (54, 23700885), (57, 22453470), (65, 19689966), (78, 16408305), (81, 15800590), (90, 14220531), (95, 13472082), (114, 11226735), (117, 10938870), (130, 9844983), (135, 9480354), (162, 7900295), (171, 7484490), (190, 6736041), (195, 6563322), (234, 5469435), (247, 5181570), (270, 4740177), (285, 4490694), (342, 3742245), (351, 3646290), (390, 3281661), (405, 3160118), (494, 2590785), (513, 2494830), (570, 2245347), (585, 2187774), (702, 1823145), (741, 1727190), (810, 1580059), (855, 1496898), (1026, 1247415), (1053, 1215430), (1170, 1093887), (1235, 1036314), (1482, 863595), (1539, 831610), (1710, 748449), (1755, 729258), (2106, 607715), (2223, 575730), (2470, 518157), (2565, 498966), (3078, 415805), (3510, 364629), (3705, 345438), (4446, 287865), (5130, 249483), (5265, 243086), (6397, 200070), (6669, 191910), (7410, 172719), (7695, 166322), (10530, 121543), (11115, 115146), (12794, 100035), (13338, 95955), (15390, 83161), (19191, 66690), (20007, 63970), (22230, 57573), (31985, 40014), (33345, 38382)]