20139998100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{59887}}^1$

素因数の和:59982

約数の個数: 144

約数和(自身を含む): 62379340800

約数和(自身を除く): 42239342700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 59, 60, 75, 76, 95, 100, 114, 118, 150, 177, 190, 228, 236, 285, 295, 300, 354, 380, 475, 570, 590, 708, 885, 950, 1121, 1140, 1180, 1425, 1475, 1770, 1900, 2242, 2850, 2950, 3363, 3540, 4425, 4484, 5605, 5700, 5900, 6726, 8850, 11210, 13452, 16815, 17700, 22420, 28025, 33630, 56050, 59887, 67260, 84075, 112100, 119774, 168150, 179661, 239548, 299435, 336300, 359322, 598870, 718644, 898305, 1137853, 1197740, 1497175, 1796610, 2275706, 2994350, 3413559, 3533333, 3593220, 4491525, 4551412, 5689265, 5988700, 6827118, 7066666, 8983050, 10599999, 11378530, 13654236, 14133332, 17067795, 17666665, 17966100, 21199998, 22757060, 28446325, 34135590, 35333330, 42399996, 52999995, 56892650, 67133327, 68271180, 70666660, 85338975, 88333325, 105999990, 113785300, 134266654, 170677950, 176666650, 201399981, 211999980, 264999975, 268533308, 335666635, 341355900, 353333300, 402799962, 529999950, 671333270, 805599924, 1006999905, 1059999900, 1342666540, 1678333175, 2013999810, 3356666350, 4027999620, 5034999525, 6713332700, 10069999050, 20139998100]

約数ペア:

[(1, 20139998100), (2, 10069999050), (3, 6713332700), (4, 5034999525), (5, 4027999620), (6, 3356666350), (10, 2013999810), (12, 1678333175), (15, 1342666540), (19, 1059999900), (20, 1006999905), (25, 805599924), (30, 671333270), (38, 529999950), (50, 402799962), (57, 353333300), (59, 341355900), (60, 335666635), (75, 268533308), (76, 264999975), (95, 211999980), (100, 201399981), (114, 176666650), (118, 170677950), (150, 134266654), (177, 113785300), (190, 105999990), (228, 88333325), (236, 85338975), (285, 70666660), (295, 68271180), (300, 67133327), (354, 56892650), (380, 52999995), (475, 42399996), (570, 35333330), (590, 34135590), (708, 28446325), (885, 22757060), (950, 21199998), (1121, 17966100), (1140, 17666665), (1180, 17067795), (1425, 14133332), (1475, 13654236), (1770, 11378530), (1900, 10599999), (2242, 8983050), (2850, 7066666), (2950, 6827118), (3363, 5988700), (3540, 5689265), (4425, 4551412), (4484, 4491525), (5605, 3593220), (5700, 3533333), (5900, 3413559), (6726, 2994350), (8850, 2275706), (11210, 1796610), (13452, 1497175), (16815, 1197740), (17700, 1137853), (22420, 898305), (28025, 718644), (33630, 598870), (56050, 359322), (59887, 336300), (67260, 299435), (84075, 239548), (112100, 179661), (119774, 168150)]