161345340

素因数分解:

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

素因数の和:257

約数の個数: 216

約数和(自身を含む): 559173888

約数和(自身を除く): 397828548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 191, 195, 228, 234, 247, 260, 285, 342, 361, 380, 382, 390, 468, 494, 570, 573, 585, 684, 722, 741, 764, 780, 855, 955, 988, 1083, 1140, 1146, 1170, 1235, 1444, 1482, 1710, 1719, 1805, 1910, 2166, 2223, 2292, 2340, 2470, 2483, 2865, 2964, 3249, 3420, 3438, 3610, 3629, 3705, 3820, 4332, 4446, 4693, 4940, 4966, 5415, 5730, 6498, 6876, 7220, 7258, 7410, 7449, 8595, 8892, 9386, 9932, 10830, 10887, 11115, 11460, 12415, 12996, 14079, 14516, 14820, 14898, 16245, 17190, 18145, 18772, 21660, 21774, 22230, 22347, 23465, 24830, 28158, 29796, 32490, 32661, 34380, 36290, 37245, 42237, 43548, 44460, 44694, 46930, 47177, 49660, 54435, 56316, 64980, 65322, 68951, 70395, 72580, 74490, 84474, 89388, 93860, 94354, 108870, 111735, 130644, 137902, 140790, 141531, 148980, 163305, 168948, 188708, 206853, 211185, 217740, 223470, 235885, 275804, 281580, 283062, 326610, 344755, 413706, 422370, 424593, 446940, 471770, 566124, 620559, 653220, 689510, 707655, 827412, 844740, 849186, 896363, 943540, 1034265, 1241118, 1379020, 1415310, 1698372, 1792726, 2068530, 2122965, 2482236, 2689089, 2830620, 3102795, 3585452, 4137060, 4245930, 4481815, 5378178, 6205590, 8067267, 8491860, 8963630, 10756356, 12411180, 13445445, 16134534, 17927260, 26890890, 32269068, 40336335, 53781780, 80672670, 161345340]

約数ペア:

[(1, 161345340), (2, 80672670), (3, 53781780), (4, 40336335), (5, 32269068), (6, 26890890), (9, 17927260), (10, 16134534), (12, 13445445), (13, 12411180), (15, 10756356), (18, 8963630), (19, 8491860), (20, 8067267), (26, 6205590), (30, 5378178), (36, 4481815), (38, 4245930), (39, 4137060), (45, 3585452), (52, 3102795), (57, 2830620), (60, 2689089), (65, 2482236), (76, 2122965), (78, 2068530), (90, 1792726), (95, 1698372), (114, 1415310), (117, 1379020), (130, 1241118), (156, 1034265), (171, 943540), (180, 896363), (190, 849186), (191, 844740), (195, 827412), (228, 707655), (234, 689510), (247, 653220), (260, 620559), (285, 566124), (342, 471770), (361, 446940), (380, 424593), (382, 422370), (390, 413706), (468, 344755), (494, 326610), (570, 283062), (573, 281580), (585, 275804), (684, 235885), (722, 223470), (741, 217740), (764, 211185), (780, 206853), (855, 188708), (955, 168948), (988, 163305), (1083, 148980), (1140, 141531), (1146, 140790), (1170, 137902), (1235, 130644), (1444, 111735), (1482, 108870), (1710, 94354), (1719, 93860), (1805, 89388), (1910, 84474), (2166, 74490), (2223, 72580), (2292, 70395), (2340, 68951), (2470, 65322), (2483, 64980), (2865, 56316), (2964, 54435), (3249, 49660), (3420, 47177), (3438, 46930), (3610, 44694), (3629, 44460), (3705, 43548), (3820, 42237), (4332, 37245), (4446, 36290), (4693, 34380), (4940, 32661), (4966, 32490), (5415, 29796), (5730, 28158), (6498, 24830), (6876, 23465), (7220, 22347), (7258, 22230), (7410, 21774), (7449, 21660), (8595, 18772), (8892, 18145), (9386, 17190), (9932, 16245), (10830, 14898), (10887, 14820), (11115, 14516), (11460, 14079), (12415, 12996)]