642762120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5351}}^1$

素因数の和:5396

約数の個数: 256

約数和(自身を含む): 2589511680

約数和(自身を除く): 1946749560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 20, 21, 22, 24, 26, 28, 30, 33, 35, 39, 40, 42, 44, 52, 55, 56, 60, 65, 66, 70, 77, 78, 84, 88, 91, 104, 105, 110, 120, 130, 132, 140, 143, 154, 156, 165, 168, 182, 195, 210, 220, 231, 260, 264, 273, 280, 286, 308, 312, 330, 364, 385, 390, 420, 429, 440, 455, 462, 520, 546, 572, 616, 660, 715, 728, 770, 780, 840, 858, 910, 924, 1001, 1092, 1144, 1155, 1320, 1365, 1430, 1540, 1560, 1716, 1820, 1848, 2002, 2145, 2184, 2310, 2730, 2860, 3003, 3080, 3432, 3640, 4004, 4290, 4620, 5005, 5351, 5460, 5720, 6006, 8008, 8580, 9240, 10010, 10702, 10920, 12012, 15015, 16053, 17160, 20020, 21404, 24024, 26755, 30030, 32106, 37457, 40040, 42808, 53510, 58861, 60060, 64212, 69563, 74914, 80265, 107020, 112371, 117722, 120120, 128424, 139126, 149828, 160530, 176583, 187285, 208689, 214040, 224742, 235444, 278252, 294305, 299656, 321060, 347815, 353166, 374570, 412027, 417378, 449484, 470888, 486941, 556504, 561855, 588610, 642120, 695630, 706332, 749140, 765193, 824054, 834756, 882915, 898968, 973882, 1043445, 1123710, 1177220, 1236081, 1391260, 1412664, 1460823, 1498280, 1530386, 1648108, 1669512, 1765830, 1947764, 2060135, 2086890, 2247420, 2295579, 2354440, 2434705, 2472162, 2782520, 2921646, 3060772, 3296216, 3531660, 3825965, 3895528, 4120270, 4173780, 4494840, 4591158, 4869410, 4944324, 5356351, 5843292, 6121544, 6180405, 7063320, 7304115, 7651930, 8240540, 8347560, 9182316, 9738820, 9888648, 10712702, 11477895, 11686584, 12360810, 14608230, 15303860, 16069053, 16481080, 18364632, 19477640, 21425404, 22955790, 24721620, 26781755, 29216460, 30607720, 32138106, 42850808, 45911580, 49443240, 53563510, 58432920, 64276212, 80345265, 91823160, 107127020, 128552424, 160690530, 214254040, 321381060, 642762120]

約数ペア:

[(1, 642762120), (2, 321381060), (3, 214254040), (4, 160690530), (5, 128552424), (6, 107127020), (7, 91823160), (8, 80345265), (10, 64276212), (11, 58432920), (12, 53563510), (13, 49443240), (14, 45911580), (15, 42850808), (20, 32138106), (21, 30607720), (22, 29216460), (24, 26781755), (26, 24721620), (28, 22955790), (30, 21425404), (33, 19477640), (35, 18364632), (39, 16481080), (40, 16069053), (42, 15303860), (44, 14608230), (52, 12360810), (55, 11686584), (56, 11477895), (60, 10712702), (65, 9888648), (66, 9738820), (70, 9182316), (77, 8347560), (78, 8240540), (84, 7651930), (88, 7304115), (91, 7063320), (104, 6180405), (105, 6121544), (110, 5843292), (120, 5356351), (130, 4944324), (132, 4869410), (140, 4591158), (143, 4494840), (154, 4173780), (156, 4120270), (165, 3895528), (168, 3825965), (182, 3531660), (195, 3296216), (210, 3060772), (220, 2921646), (231, 2782520), (260, 2472162), (264, 2434705), (273, 2354440), (280, 2295579), (286, 2247420), (308, 2086890), (312, 2060135), (330, 1947764), (364, 1765830), (385, 1669512), (390, 1648108), (420, 1530386), (429, 1498280), (440, 1460823), (455, 1412664), (462, 1391260), (520, 1236081), (546, 1177220), (572, 1123710), (616, 1043445), (660, 973882), (715, 898968), (728, 882915), (770, 834756), (780, 824054), (840, 765193), (858, 749140), (910, 706332), (924, 695630), (1001, 642120), (1092, 588610), (1144, 561855), (1155, 556504), (1320, 486941), (1365, 470888), (1430, 449484), (1540, 417378), (1560, 412027), (1716, 374570), (1820, 353166), (1848, 347815), (2002, 321060), (2145, 299656), (2184, 294305), (2310, 278252), (2730, 235444), (2860, 224742), (3003, 214040), (3080, 208689), (3432, 187285), (3640, 176583), (4004, 160530), (4290, 149828), (4620, 139126), (5005, 128424), (5351, 120120), (5460, 117722), (5720, 112371), (6006, 107020), (8008, 80265), (8580, 74914), (9240, 69563), (10010, 64212), (10702, 60060), (10920, 58861), (12012, 53510), (15015, 42808), (16053, 40040), (17160, 37457), (20020, 32106), (21404, 30030), (24024, 26755)]