21468798240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1\times {\mathrm{1283}}^1$

素因数の和:1863

約数の個数: 192

約数和(自身を含む): 68772436992

約数和(自身を除く): 47303638752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 71, 80, 96, 120, 142, 160, 213, 240, 284, 355, 426, 480, 491, 568, 710, 852, 982, 1065, 1136, 1283, 1420, 1473, 1704, 1964, 2130, 2272, 2455, 2566, 2840, 2946, 3408, 3849, 3928, 4260, 4910, 5132, 5680, 5892, 6415, 6816, 7365, 7698, 7856, 8520, 9820, 10264, 11360, 11784, 12830, 14730, 15396, 15712, 17040, 19245, 19640, 20528, 23568, 25660, 29460, 30792, 34080, 34861, 38490, 39280, 41056, 47136, 51320, 58920, 61584, 69722, 76980, 78560, 91093, 102640, 104583, 117840, 123168, 139444, 153960, 174305, 182186, 205280, 209166, 235680, 273279, 278888, 307920, 348610, 364372, 418332, 455465, 522915, 546558, 557776, 615840, 629953, 697220, 728744, 836664, 910930, 1045830, 1093116, 1115552, 1259906, 1366395, 1394440, 1457488, 1673328, 1821860, 1889859, 2091660, 2186232, 2519812, 2732790, 2788880, 2914976, 3149765, 3346656, 3643720, 3779718, 4183320, 4372464, 5039624, 5465580, 5577760, 6299530, 7287440, 7559436, 8366640, 8744928, 9449295, 10079248, 10931160, 12599060, 14574880, 15118872, 16733280, 18898590, 20158496, 21862320, 25198120, 30237744, 37797180, 43724640, 44726663, 50396240, 60475488, 75594360, 89453326, 100792480, 134179989, 151188720, 178906652, 223633315, 268359978, 302377440, 357813304, 447266630, 536719956, 670899945, 715626608, 894533260, 1073439912, 1341799890, 1431253216, 1789066520, 2146879824, 2683599780, 3578133040, 4293759648, 5367199560, 7156266080, 10734399120, 21468798240]

約数ペア:

[(1, 21468798240), (2, 10734399120), (3, 7156266080), (4, 5367199560), (5, 4293759648), (6, 3578133040), (8, 2683599780), (10, 2146879824), (12, 1789066520), (15, 1431253216), (16, 1341799890), (20, 1073439912), (24, 894533260), (30, 715626608), (32, 670899945), (40, 536719956), (48, 447266630), (60, 357813304), (71, 302377440), (80, 268359978), (96, 223633315), (120, 178906652), (142, 151188720), (160, 134179989), (213, 100792480), (240, 89453326), (284, 75594360), (355, 60475488), (426, 50396240), (480, 44726663), (491, 43724640), (568, 37797180), (710, 30237744), (852, 25198120), (982, 21862320), (1065, 20158496), (1136, 18898590), (1283, 16733280), (1420, 15118872), (1473, 14574880), (1704, 12599060), (1964, 10931160), (2130, 10079248), (2272, 9449295), (2455, 8744928), (2566, 8366640), (2840, 7559436), (2946, 7287440), (3408, 6299530), (3849, 5577760), (3928, 5465580), (4260, 5039624), (4910, 4372464), (5132, 4183320), (5680, 3779718), (5892, 3643720), (6415, 3346656), (6816, 3149765), (7365, 2914976), (7698, 2788880), (7856, 2732790), (8520, 2519812), (9820, 2186232), (10264, 2091660), (11360, 1889859), (11784, 1821860), (12830, 1673328), (14730, 1457488), (15396, 1394440), (15712, 1366395), (17040, 1259906), (19245, 1115552), (19640, 1093116), (20528, 1045830), (23568, 910930), (25660, 836664), (29460, 728744), (30792, 697220), (34080, 629953), (34861, 615840), (38490, 557776), (39280, 546558), (41056, 522915), (47136, 455465), (51320, 418332), (58920, 364372), (61584, 348610), (69722, 307920), (76980, 278888), (78560, 273279), (91093, 235680), (102640, 209166), (104583, 205280), (117840, 182186), (123168, 174305), (139444, 153960)]