2021987100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:605

約数の個数: 288

約数和(自身を含む): 7010551296

約数和(自身を除く): 4988564196

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 37, 42, 50, 53, 60, 70, 74, 75, 84, 100, 105, 106, 111, 140, 148, 150, 159, 175, 185, 210, 212, 222, 259, 265, 300, 318, 350, 370, 371, 420, 444, 491, 518, 525, 530, 555, 636, 700, 740, 742, 777, 795, 925, 982, 1036, 1050, 1060, 1110, 1113, 1295, 1325, 1473, 1484, 1554, 1590, 1850, 1855, 1961, 1964, 2100, 2220, 2226, 2455, 2590, 2650, 2775, 2946, 3108, 3180, 3437, 3700, 3710, 3885, 3922, 3975, 4452, 4910, 5180, 5300, 5550, 5565, 5883, 5892, 6475, 6874, 7365, 7420, 7770, 7844, 7950, 9275, 9805, 9820, 10311, 11100, 11130, 11766, 12275, 12950, 13727, 13748, 14730, 15540, 15900, 17185, 18167, 18550, 19425, 19610, 20622, 22260, 23532, 24550, 25900, 26023, 27454, 27825, 29415, 29460, 34370, 36334, 36825, 37100, 38850, 39220, 41181, 41244, 49025, 49100, 51555, 52046, 54501, 54908, 55650, 58830, 68635, 68740, 72668, 73650, 77700, 78069, 82362, 85925, 90835, 98050, 103110, 104092, 109002, 111300, 117660, 127169, 130115, 137270, 147075, 147300, 156138, 164724, 171850, 181670, 182161, 196100, 205905, 206220, 218004, 254338, 257775, 260230, 272505, 274540, 294150, 312276, 343175, 343700, 363340, 364322, 381507, 390345, 411810, 454175, 508676, 515550, 520460, 545010, 546483, 588300, 635845, 650575, 686350, 728644, 763014, 780690, 823620, 908350, 910805, 962851, 1029525, 1031100, 1090020, 1092966, 1271690, 1301150, 1362525, 1372700, 1526028, 1561380, 1816700, 1821610, 1907535, 1925702, 1951725, 2059050, 2185932, 2543380, 2602300, 2725050, 2732415, 2888553, 3179225, 3643220, 3815070, 3851404, 3903450, 4118100, 4554025, 4814255, 5450100, 5464830, 5777106, 6358450, 6739957, 7630140, 7806900, 9108050, 9537675, 9628510, 10929660, 11554212, 12716900, 13479914, 13662075, 14442765, 18216100, 19075350, 19257020, 20219871, 24071275, 26959828, 27324150, 28885530, 33699785, 38150700, 40439742, 48142550, 54648300, 57771060, 67399570, 72213825, 80879484, 96285100, 101099355, 134799140, 144427650, 168498925, 202198710, 288855300, 336997850, 404397420, 505496775, 673995700, 1010993550, 2021987100]

約数ペア:

[(1, 2021987100), (2, 1010993550), (3, 673995700), (4, 505496775), (5, 404397420), (6, 336997850), (7, 288855300), (10, 202198710), (12, 168498925), (14, 144427650), (15, 134799140), (20, 101099355), (21, 96285100), (25, 80879484), (28, 72213825), (30, 67399570), (35, 57771060), (37, 54648300), (42, 48142550), (50, 40439742), (53, 38150700), (60, 33699785), (70, 28885530), (74, 27324150), (75, 26959828), (84, 24071275), (100, 20219871), (105, 19257020), (106, 19075350), (111, 18216100), (140, 14442765), (148, 13662075), (150, 13479914), (159, 12716900), (175, 11554212), (185, 10929660), (210, 9628510), (212, 9537675), (222, 9108050), (259, 7806900), (265, 7630140), (300, 6739957), (318, 6358450), (350, 5777106), (370, 5464830), (371, 5450100), (420, 4814255), (444, 4554025), (491, 4118100), (518, 3903450), (525, 3851404), (530, 3815070), (555, 3643220), (636, 3179225), (700, 2888553), (740, 2732415), (742, 2725050), (777, 2602300), (795, 2543380), (925, 2185932), (982, 2059050), (1036, 1951725), (1050, 1925702), (1060, 1907535), (1110, 1821610), (1113, 1816700), (1295, 1561380), (1325, 1526028), (1473, 1372700), (1484, 1362525), (1554, 1301150), (1590, 1271690), (1850, 1092966), (1855, 1090020), (1961, 1031100), (1964, 1029525), (2100, 962851), (2220, 910805), (2226, 908350), (2455, 823620), (2590, 780690), (2650, 763014), (2775, 728644), (2946, 686350), (3108, 650575), (3180, 635845), (3437, 588300), (3700, 546483), (3710, 545010), (3885, 520460), (3922, 515550), (3975, 508676), (4452, 454175), (4910, 411810), (5180, 390345), (5300, 381507), (5550, 364322), (5565, 363340), (5883, 343700), (5892, 343175), (6475, 312276), (6874, 294150), (7365, 274540), (7420, 272505), (7770, 260230), (7844, 257775), (7950, 254338), (9275, 218004), (9805, 206220), (9820, 205905), (10311, 196100), (11100, 182161), (11130, 181670), (11766, 171850), (12275, 164724), (12950, 156138), (13727, 147300), (13748, 147075), (14730, 137270), (15540, 130115), (15900, 127169), (17185, 117660), (18167, 111300), (18550, 109002), (19425, 104092), (19610, 103110), (20622, 98050), (22260, 90835), (23532, 85925), (24550, 82362), (25900, 78069), (26023, 77700), (27454, 73650), (27825, 72668), (29415, 68740), (29460, 68635), (34370, 58830), (36334, 55650), (36825, 54908), (37100, 54501), (38850, 52046), (39220, 51555), (41181, 49100), (41244, 49025)]