1001380997380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{379}}^1\times {\mathrm{12619}}^1$

素因数の和:13074

約数の個数: 144

約数和(自身を含む): 2302175736000

約数和(自身を除く): 1300794738620

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 361, 379, 380, 551, 580, 722, 758, 1102, 1444, 1516, 1805, 1895, 2204, 2755, 3610, 3790, 5510, 7201, 7220, 7580, 10469, 10991, 11020, 12619, 14402, 20938, 21982, 25238, 28804, 36005, 41876, 43964, 50476, 52345, 54955, 63095, 72010, 104690, 109910, 126190, 136819, 144020, 208829, 209380, 219820, 239761, 252380, 273638, 365951, 417658, 479522, 547276, 684095, 731902, 835316, 959044, 1044145, 1198805, 1368190, 1463804, 1829755, 2088290, 2397610, 2736380, 3659510, 3967751, 4176580, 4555459, 4782601, 4795220, 6953069, 7319020, 7935502, 9110918, 9565202, 13906138, 15871004, 18221836, 19130404, 19838755, 22777295, 23913005, 27812276, 34765345, 39677510, 45554590, 47826010, 69530690, 79355020, 90869419, 91109180, 95652020, 132108311, 138695429, 139061380, 181738838, 264216622, 277390858, 363477676, 454347095, 528433244, 554781716, 660541555, 693477145, 908694190, 1321083110, 1386954290, 1726518961, 1817388380, 2635213151, 2642166220, 2773908580, 3453037922, 5270426302, 6906075844, 8632594805, 10540852604, 13176065755, 17265189610, 26352131510, 34530379220, 50069049869, 52704263020, 100138099738, 200276199476, 250345249345, 500690498690, 1001380997380]

約数ペア:

[(1, 1001380997380), (2, 500690498690), (4, 250345249345), (5, 200276199476), (10, 100138099738), (19, 52704263020), (20, 50069049869), (29, 34530379220), (38, 26352131510), (58, 17265189610), (76, 13176065755), (95, 10540852604), (116, 8632594805), (145, 6906075844), (190, 5270426302), (290, 3453037922), (361, 2773908580), (379, 2642166220), (380, 2635213151), (551, 1817388380), (580, 1726518961), (722, 1386954290), (758, 1321083110), (1102, 908694190), (1444, 693477145), (1516, 660541555), (1805, 554781716), (1895, 528433244), (2204, 454347095), (2755, 363477676), (3610, 277390858), (3790, 264216622), (5510, 181738838), (7201, 139061380), (7220, 138695429), (7580, 132108311), (10469, 95652020), (10991, 91109180), (11020, 90869419), (12619, 79355020), (14402, 69530690), (20938, 47826010), (21982, 45554590), (25238, 39677510), (28804, 34765345), (36005, 27812276), (41876, 23913005), (43964, 22777295), (50476, 19838755), (52345, 19130404), (54955, 18221836), (63095, 15871004), (72010, 13906138), (104690, 9565202), (109910, 9110918), (126190, 7935502), (136819, 7319020), (144020, 6953069), (208829, 4795220), (209380, 4782601), (219820, 4555459), (239761, 4176580), (252380, 3967751), (273638, 3659510), (365951, 2736380), (417658, 2397610), (479522, 2088290), (547276, 1829755), (684095, 1463804), (731902, 1368190), (835316, 1198805), (959044, 1044145)]