68840100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^3\times {\mathrm{223}}^1$

素因数の和:264

約数の個数: 216

約数和(自身を含む): 252761600

約数和(自身を除く): 183921500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 49, 50, 60, 63, 70, 75, 84, 90, 98, 100, 105, 126, 140, 147, 150, 175, 180, 196, 210, 223, 225, 245, 252, 294, 300, 315, 343, 350, 420, 441, 446, 450, 490, 525, 588, 630, 669, 686, 700, 735, 882, 892, 900, 980, 1029, 1050, 1115, 1225, 1260, 1338, 1372, 1470, 1561, 1575, 1715, 1764, 2007, 2058, 2100, 2205, 2230, 2450, 2676, 2940, 3087, 3122, 3150, 3345, 3430, 3675, 4014, 4116, 4410, 4460, 4683, 4900, 5145, 5575, 6174, 6244, 6300, 6690, 6860, 7350, 7805, 8028, 8575, 8820, 9366, 10035, 10290, 10927, 11025, 11150, 12348, 13380, 14049, 14700, 15435, 15610, 16725, 17150, 18732, 20070, 20580, 21854, 22050, 22300, 23415, 25725, 28098, 30870, 31220, 32781, 33450, 34300, 39025, 40140, 43708, 44100, 46830, 50175, 51450, 54635, 56196, 61740, 65562, 66900, 70245, 76489, 77175, 78050, 93660, 98343, 100350, 102900, 109270, 117075, 131124, 140490, 152978, 154350, 156100, 163905, 196686, 200700, 218540, 229467, 234150, 273175, 280980, 305956, 308700, 327810, 351225, 382445, 393372, 458934, 468300, 491715, 546350, 655620, 688401, 702450, 764890, 819525, 917868, 983430, 1092700, 1147335, 1376802, 1404900, 1529780, 1639050, 1912225, 1966860, 2294670, 2458575, 2753604, 3278100, 3442005, 3824450, 4589340, 4917150, 5736675, 6884010, 7648900, 9834300, 11473350, 13768020, 17210025, 22946700, 34420050, 68840100]

約数ペア:

[(1, 68840100), (2, 34420050), (3, 22946700), (4, 17210025), (5, 13768020), (6, 11473350), (7, 9834300), (9, 7648900), (10, 6884010), (12, 5736675), (14, 4917150), (15, 4589340), (18, 3824450), (20, 3442005), (21, 3278100), (25, 2753604), (28, 2458575), (30, 2294670), (35, 1966860), (36, 1912225), (42, 1639050), (45, 1529780), (49, 1404900), (50, 1376802), (60, 1147335), (63, 1092700), (70, 983430), (75, 917868), (84, 819525), (90, 764890), (98, 702450), (100, 688401), (105, 655620), (126, 546350), (140, 491715), (147, 468300), (150, 458934), (175, 393372), (180, 382445), (196, 351225), (210, 327810), (223, 308700), (225, 305956), (245, 280980), (252, 273175), (294, 234150), (300, 229467), (315, 218540), (343, 200700), (350, 196686), (420, 163905), (441, 156100), (446, 154350), (450, 152978), (490, 140490), (525, 131124), (588, 117075), (630, 109270), (669, 102900), (686, 100350), (700, 98343), (735, 93660), (882, 78050), (892, 77175), (900, 76489), (980, 70245), (1029, 66900), (1050, 65562), (1115, 61740), (1225, 56196), (1260, 54635), (1338, 51450), (1372, 50175), (1470, 46830), (1561, 44100), (1575, 43708), (1715, 40140), (1764, 39025), (2007, 34300), (2058, 33450), (2100, 32781), (2205, 31220), (2230, 30870), (2450, 28098), (2676, 25725), (2940, 23415), (3087, 22300), (3122, 22050), (3150, 21854), (3345, 20580), (3430, 20070), (3675, 18732), (4014, 17150), (4116, 16725), (4410, 15610), (4460, 15435), (4683, 14700), (4900, 14049), (5145, 13380), (5575, 12348), (6174, 11150), (6244, 11025), (6300, 10927), (6690, 10290), (6860, 10035), (7350, 9366), (7805, 8820), (8028, 8575)]