997803240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{619}}^1$

素因数の和:760

約数の個数: 256

約数和(自身を含む): 3642624000

約数和(自身を除く): 2644820760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 101, 105, 114, 120, 133, 140, 152, 168, 190, 202, 210, 228, 266, 280, 285, 303, 380, 399, 404, 420, 456, 505, 532, 570, 606, 619, 665, 707, 760, 798, 808, 840, 1010, 1064, 1140, 1212, 1238, 1330, 1414, 1515, 1596, 1857, 1919, 1995, 2020, 2121, 2280, 2424, 2476, 2660, 2828, 3030, 3095, 3192, 3535, 3714, 3838, 3990, 4040, 4242, 4333, 4952, 5320, 5656, 5757, 6060, 6190, 7070, 7428, 7676, 7980, 8484, 8666, 9285, 9595, 10605, 11514, 11761, 12120, 12380, 12999, 13433, 14140, 14856, 15352, 15960, 16968, 17332, 18570, 19190, 21210, 21665, 23028, 23522, 24760, 25998, 26866, 28280, 28785, 34664, 35283, 37140, 38380, 40299, 42420, 43330, 46056, 47044, 51996, 53732, 57570, 58805, 62519, 64995, 67165, 70566, 74280, 76760, 80598, 82327, 84840, 86660, 94088, 103992, 107464, 115140, 117610, 125038, 129990, 134330, 141132, 161196, 164654, 173320, 176415, 187557, 201495, 230280, 235220, 246981, 250076, 259980, 268660, 282264, 312595, 322392, 329308, 352830, 375114, 402990, 411635, 437633, 470440, 493962, 500152, 519960, 537320, 625190, 658616, 705660, 750228, 805980, 823270, 875266, 937785, 987924, 1187861, 1234905, 1250380, 1312899, 1411320, 1500456, 1611960, 1646540, 1750532, 1875570, 1975848, 2188165, 2375722, 2469810, 2500760, 2625798, 3293080, 3501064, 3563583, 3751140, 4376330, 4751444, 4939620, 5251596, 5939305, 6564495, 7127166, 7502280, 8315027, 8752660, 9502888, 9879240, 10503192, 11878610, 13128990, 14254332, 16630054, 17505320, 17817915, 23757220, 24945081, 26257980, 28508664, 33260108, 35635830, 41575135, 47514440, 49890162, 52515960, 66520216, 71271660, 83150270, 99780324, 124725405, 142543320, 166300540, 199560648, 249450810, 332601080, 498901620, 997803240]

約数ペア:

[(1, 997803240), (2, 498901620), (3, 332601080), (4, 249450810), (5, 199560648), (6, 166300540), (7, 142543320), (8, 124725405), (10, 99780324), (12, 83150270), (14, 71271660), (15, 66520216), (19, 52515960), (20, 49890162), (21, 47514440), (24, 41575135), (28, 35635830), (30, 33260108), (35, 28508664), (38, 26257980), (40, 24945081), (42, 23757220), (56, 17817915), (57, 17505320), (60, 16630054), (70, 14254332), (76, 13128990), (84, 11878610), (95, 10503192), (101, 9879240), (105, 9502888), (114, 8752660), (120, 8315027), (133, 7502280), (140, 7127166), (152, 6564495), (168, 5939305), (190, 5251596), (202, 4939620), (210, 4751444), (228, 4376330), (266, 3751140), (280, 3563583), (285, 3501064), (303, 3293080), (380, 2625798), (399, 2500760), (404, 2469810), (420, 2375722), (456, 2188165), (505, 1975848), (532, 1875570), (570, 1750532), (606, 1646540), (619, 1611960), (665, 1500456), (707, 1411320), (760, 1312899), (798, 1250380), (808, 1234905), (840, 1187861), (1010, 987924), (1064, 937785), (1140, 875266), (1212, 823270), (1238, 805980), (1330, 750228), (1414, 705660), (1515, 658616), (1596, 625190), (1857, 537320), (1919, 519960), (1995, 500152), (2020, 493962), (2121, 470440), (2280, 437633), (2424, 411635), (2476, 402990), (2660, 375114), (2828, 352830), (3030, 329308), (3095, 322392), (3192, 312595), (3535, 282264), (3714, 268660), (3838, 259980), (3990, 250076), (4040, 246981), (4242, 235220), (4333, 230280), (4952, 201495), (5320, 187557), (5656, 176415), (5757, 173320), (6060, 164654), (6190, 161196), (7070, 141132), (7428, 134330), (7676, 129990), (7980, 125038), (8484, 117610), (8666, 115140), (9285, 107464), (9595, 103992), (10605, 94088), (11514, 86660), (11761, 84840), (12120, 82327), (12380, 80598), (12999, 76760), (13433, 74280), (14140, 70566), (14856, 67165), (15352, 64995), (15960, 62519), (16968, 58805), (17332, 57570), (18570, 53732), (19190, 51996), (21210, 47044), (21665, 46056), (23028, 43330), (23522, 42420), (24760, 40299), (25998, 38380), (26866, 37140), (28280, 35283), (28785, 34664)]