251036270520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{433}}^1\times {\mathrm{9721}}^1$

素因数の和:10246

約数の個数: 256

約数和(自身を含む): 874924001280

約数和(自身を除く): 623887730760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 433, 497, 568, 710, 840, 852, 866, 994, 1065, 1299, 1420, 1491, 1704, 1732, 1988, 2130, 2165, 2485, 2598, 2840, 2982, 3031, 3464, 3976, 4260, 4330, 4970, 5196, 5964, 6062, 6495, 7455, 8520, 8660, 9093, 9721, 9940, 10392, 11928, 12124, 12990, 14910, 15155, 17320, 18186, 19442, 19880, 24248, 25980, 29163, 29820, 30310, 30743, 36372, 38884, 45465, 48605, 51960, 58326, 59640, 60620, 61486, 68047, 72744, 77768, 90930, 92229, 97210, 116652, 121240, 122972, 136094, 145815, 153715, 181860, 184458, 194420, 204141, 215201, 233304, 245944, 272188, 291630, 307430, 340235, 363720, 368916, 388840, 408282, 430402, 461145, 544376, 583260, 614860, 645603, 680470, 690191, 737832, 816564, 860804, 922290, 1020705, 1076005, 1166520, 1229720, 1291206, 1360940, 1380382, 1633128, 1721608, 1844580, 2041410, 2070573, 2152010, 2582412, 2721880, 2760764, 3228015, 3450955, 3689160, 4082820, 4141146, 4209193, 4304020, 4831337, 5164824, 5521528, 6456030, 6901910, 8165640, 8282292, 8418386, 8608040, 9662674, 10352865, 12627579, 12912060, 13803820, 14494011, 16564584, 16836772, 19325348, 20705730, 21045965, 24156685, 25255158, 25824120, 27607640, 28988022, 29464351, 33673544, 38650696, 41411460, 42091930, 48313370, 50510316, 57976044, 58928702, 63137895, 72470055, 82822920, 84183860, 88393053, 96626740, 101020632, 115952088, 117857404, 126275790, 144940110, 147321755, 168367720, 176786106, 193253480, 235714808, 252551580, 289880220, 294643510, 298852703, 353572212, 441965265, 505103160, 579760440, 589287020, 597705406, 707144424, 883930530, 896558109, 1178574040, 1195410812, 1494263515, 1767861060, 1793116218, 2091968921, 2390821624, 2988527030, 3535722120, 3586232436, 4183937842, 4482790545, 5977054060, 6275906763, 7172464872, 8367875684, 8965581090, 10459844605, 11954108120, 12551813526, 16735751368, 17931162180, 20919689210, 25103627052, 31379533815, 35862324360, 41839378420, 50207254104, 62759067630, 83678756840, 125518135260, 251036270520]

約数ペア:

[(1, 251036270520), (2, 125518135260), (3, 83678756840), (4, 62759067630), (5, 50207254104), (6, 41839378420), (7, 35862324360), (8, 31379533815), (10, 25103627052), (12, 20919689210), (14, 17931162180), (15, 16735751368), (20, 12551813526), (21, 11954108120), (24, 10459844605), (28, 8965581090), (30, 8367875684), (35, 7172464872), (40, 6275906763), (42, 5977054060), (56, 4482790545), (60, 4183937842), (70, 3586232436), (71, 3535722120), (84, 2988527030), (105, 2390821624), (120, 2091968921), (140, 1793116218), (142, 1767861060), (168, 1494263515), (210, 1195410812), (213, 1178574040), (280, 896558109), (284, 883930530), (355, 707144424), (420, 597705406), (426, 589287020), (433, 579760440), (497, 505103160), (568, 441965265), (710, 353572212), (840, 298852703), (852, 294643510), (866, 289880220), (994, 252551580), (1065, 235714808), (1299, 193253480), (1420, 176786106), (1491, 168367720), (1704, 147321755), (1732, 144940110), (1988, 126275790), (2130, 117857404), (2165, 115952088), (2485, 101020632), (2598, 96626740), (2840, 88393053), (2982, 84183860), (3031, 82822920), (3464, 72470055), (3976, 63137895), (4260, 58928702), (4330, 57976044), (4970, 50510316), (5196, 48313370), (5964, 42091930), (6062, 41411460), (6495, 38650696), (7455, 33673544), (8520, 29464351), (8660, 28988022), (9093, 27607640), (9721, 25824120), (9940, 25255158), (10392, 24156685), (11928, 21045965), (12124, 20705730), (12990, 19325348), (14910, 16836772), (15155, 16564584), (17320, 14494011), (18186, 13803820), (19442, 12912060), (19880, 12627579), (24248, 10352865), (25980, 9662674), (29163, 8608040), (29820, 8418386), (30310, 8282292), (30743, 8165640), (36372, 6901910), (38884, 6456030), (45465, 5521528), (48605, 5164824), (51960, 4831337), (58326, 4304020), (59640, 4209193), (60620, 4141146), (61486, 4082820), (68047, 3689160), (72744, 3450955), (77768, 3228015), (90930, 2760764), (92229, 2721880), (97210, 2582412), (116652, 2152010), (121240, 2070573), (122972, 2041410), (136094, 1844580), (145815, 1721608), (153715, 1633128), (181860, 1380382), (184458, 1360940), (194420, 1291206), (204141, 1229720), (215201, 1166520), (233304, 1076005), (245944, 1020705), (272188, 922290), (291630, 860804), (307430, 816564), (340235, 737832), (363720, 690191), (368916, 680470), (388840, 645603), (408282, 614860), (430402, 583260), (461145, 544376)]