1639542240

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{523}}^1$

素因数の和:862

約数の個数: 288

約数和(自身を含む): 6427040256

約数和(自身を除く): 4787498016

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 311, 315, 336, 360, 420, 480, 504, 523, 560, 622, 630, 672, 720, 840, 933, 1008, 1046, 1120, 1244, 1260, 1440, 1555, 1569, 1680, 1866, 2016, 2092, 2177, 2488, 2520, 2615, 2799, 3110, 3138, 3360, 3661, 3732, 4184, 4354, 4665, 4707, 4976, 5040, 5230, 5598, 6220, 6276, 6531, 7322, 7464, 7845, 8368, 8708, 9330, 9414, 9952, 10080, 10460, 10885, 10983, 11196, 12440, 12552, 13062, 13995, 14644, 14928, 15690, 16736, 17416, 18305, 18660, 18828, 19593, 20920, 21770, 21966, 22392, 23535, 24880, 25104, 26124, 27990, 29288, 29856, 31380, 32655, 32949, 34832, 36610, 37320, 37656, 39186, 41840, 43540, 43932, 44784, 47070, 49760, 50208, 52248, 54915, 55980, 58576, 62760, 65310, 65898, 69664, 73220, 74640, 75312, 78372, 83680, 87080, 87864, 89568, 94140, 97965, 104496, 109830, 111960, 117152, 125520, 130620, 131796, 146440, 149280, 150624, 156744, 162653, 164745, 174160, 175728, 188280, 195930, 208992, 219660, 223920, 251040, 261240, 263592, 292880, 313488, 325306, 329490, 348320, 351456, 376560, 391860, 439320, 447840, 487959, 522480, 527184, 585760, 626976, 650612, 658980, 753120, 783720, 813265, 878640, 975918, 1044960, 1054368, 1138571, 1301224, 1317960, 1463877, 1567440, 1626530, 1757280, 1951836, 2277142, 2439795, 2602448, 2635920, 2927754, 3134880, 3253060, 3415713, 3903672, 4554284, 4879590, 5204896, 5271840, 5692855, 5855508, 6506120, 6831426, 7319385, 7807344, 9108568, 9759180, 10247139, 11385710, 11711016, 13012240, 13662852, 14638770, 15614688, 17078565, 18217136, 19518360, 20494278, 22771420, 23422032, 26024480, 27325704, 29277540, 34157130, 36434272, 39036720, 40988556, 45542840, 46844064, 51235695, 54651408, 58555080, 68314260, 78073440, 81977112, 91085680, 102471390, 109302816, 117110160, 136628520, 163954224, 182171360, 204942780, 234220320, 273257040, 327908448, 409885560, 546514080, 819771120, 1639542240]

約数ペア:

[(1, 1639542240), (2, 819771120), (3, 546514080), (4, 409885560), (5, 327908448), (6, 273257040), (7, 234220320), (8, 204942780), (9, 182171360), (10, 163954224), (12, 136628520), (14, 117110160), (15, 109302816), (16, 102471390), (18, 91085680), (20, 81977112), (21, 78073440), (24, 68314260), (28, 58555080), (30, 54651408), (32, 51235695), (35, 46844064), (36, 45542840), (40, 40988556), (42, 39036720), (45, 36434272), (48, 34157130), (56, 29277540), (60, 27325704), (63, 26024480), (70, 23422032), (72, 22771420), (80, 20494278), (84, 19518360), (90, 18217136), (96, 17078565), (105, 15614688), (112, 14638770), (120, 13662852), (126, 13012240), (140, 11711016), (144, 11385710), (160, 10247139), (168, 9759180), (180, 9108568), (210, 7807344), (224, 7319385), (240, 6831426), (252, 6506120), (280, 5855508), (288, 5692855), (311, 5271840), (315, 5204896), (336, 4879590), (360, 4554284), (420, 3903672), (480, 3415713), (504, 3253060), (523, 3134880), (560, 2927754), (622, 2635920), (630, 2602448), (672, 2439795), (720, 2277142), (840, 1951836), (933, 1757280), (1008, 1626530), (1046, 1567440), (1120, 1463877), (1244, 1317960), (1260, 1301224), (1440, 1138571), (1555, 1054368), (1569, 1044960), (1680, 975918), (1866, 878640), (2016, 813265), (2092, 783720), (2177, 753120), (2488, 658980), (2520, 650612), (2615, 626976), (2799, 585760), (3110, 527184), (3138, 522480), (3360, 487959), (3661, 447840), (3732, 439320), (4184, 391860), (4354, 376560), (4665, 351456), (4707, 348320), (4976, 329490), (5040, 325306), (5230, 313488), (5598, 292880), (6220, 263592), (6276, 261240), (6531, 251040), (7322, 223920), (7464, 219660), (7845, 208992), (8368, 195930), (8708, 188280), (9330, 175728), (9414, 174160), (9952, 164745), (10080, 162653), (10460, 156744), (10885, 150624), (10983, 149280), (11196, 146440), (12440, 131796), (12552, 130620), (13062, 125520), (13995, 117152), (14644, 111960), (14928, 109830), (15690, 104496), (16736, 97965), (17416, 94140), (18305, 89568), (18660, 87864), (18828, 87080), (19593, 83680), (20920, 78372), (21770, 75312), (21966, 74640), (22392, 73220), (23535, 69664), (24880, 65898), (25104, 65310), (26124, 62760), (27990, 58576), (29288, 55980), (29856, 54915), (31380, 52248), (32655, 50208), (32949, 49760), (34832, 47070), (36610, 44784), (37320, 43932), (37656, 43540), (39186, 41840)]