80672670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{191}}^1$

素因数の和:255

約数の個数: 144

約数和(自身を含む): 239645952

約数和(自身を除く): 158973282

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 30, 38, 39, 45, 57, 65, 78, 90, 95, 114, 117, 130, 171, 190, 191, 195, 234, 247, 285, 342, 361, 382, 390, 494, 570, 573, 585, 722, 741, 855, 955, 1083, 1146, 1170, 1235, 1482, 1710, 1719, 1805, 1910, 2166, 2223, 2470, 2483, 2865, 3249, 3438, 3610, 3629, 3705, 4446, 4693, 4966, 5415, 5730, 6498, 7258, 7410, 7449, 8595, 9386, 10830, 10887, 11115, 12415, 14079, 14898, 16245, 17190, 18145, 21774, 22230, 22347, 23465, 24830, 28158, 32490, 32661, 36290, 37245, 42237, 44694, 46930, 47177, 54435, 65322, 68951, 70395, 74490, 84474, 94354, 108870, 111735, 137902, 140790, 141531, 163305, 206853, 211185, 223470, 235885, 283062, 326610, 344755, 413706, 422370, 424593, 471770, 620559, 689510, 707655, 849186, 896363, 1034265, 1241118, 1415310, 1792726, 2068530, 2122965, 2689089, 3102795, 4245930, 4481815, 5378178, 6205590, 8067267, 8963630, 13445445, 16134534, 26890890, 40336335, 80672670]

約数ペア:

[(1, 80672670), (2, 40336335), (3, 26890890), (5, 16134534), (6, 13445445), (9, 8963630), (10, 8067267), (13, 6205590), (15, 5378178), (18, 4481815), (19, 4245930), (26, 3102795), (30, 2689089), (38, 2122965), (39, 2068530), (45, 1792726), (57, 1415310), (65, 1241118), (78, 1034265), (90, 896363), (95, 849186), (114, 707655), (117, 689510), (130, 620559), (171, 471770), (190, 424593), (191, 422370), (195, 413706), (234, 344755), (247, 326610), (285, 283062), (342, 235885), (361, 223470), (382, 211185), (390, 206853), (494, 163305), (570, 141531), (573, 140790), (585, 137902), (722, 111735), (741, 108870), (855, 94354), (955, 84474), (1083, 74490), (1146, 70395), (1170, 68951), (1235, 65322), (1482, 54435), (1710, 47177), (1719, 46930), (1805, 44694), (1910, 42237), (2166, 37245), (2223, 36290), (2470, 32661), (2483, 32490), (2865, 28158), (3249, 24830), (3438, 23465), (3610, 22347), (3629, 22230), (3705, 21774), (4446, 18145), (4693, 17190), (4966, 16245), (5415, 14898), (5730, 14079), (6498, 12415), (7258, 11115), (7410, 10887), (7449, 10830), (8595, 9386)]