38161620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1030

約数の個数: 144

約数和(自身を含む): 136700928

約数和(自身を除く): 98539308

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 977, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 1954, 2170, 2604, 2790, 2931, 3255, 3906, 3908, 4340, 4885, 5580, 5862, 6510, 6839, 7812, 8793, 9765, 9770, 11724, 13020, 13678, 14655, 17586, 19530, 19540, 20517, 27356, 29310, 30287, 34195, 35172, 39060, 41034, 43965, 58620, 60574, 61551, 68390, 82068, 87930, 90861, 102585, 121148, 123102, 136780, 151435, 175860, 181722, 205170, 212009, 246204, 272583, 302870, 307755, 363444, 410340, 424018, 454305, 545166, 605740, 615510, 636027, 848036, 908610, 1060045, 1090332, 1231020, 1272054, 1362915, 1817220, 1908081, 2120090, 2544108, 2725830, 3180135, 3816162, 4240180, 5451660, 6360270, 7632324, 9540405, 12720540, 19080810, 38161620]

約数ペア:

[(1, 38161620), (2, 19080810), (3, 12720540), (4, 9540405), (5, 7632324), (6, 6360270), (7, 5451660), (9, 4240180), (10, 3816162), (12, 3180135), (14, 2725830), (15, 2544108), (18, 2120090), (20, 1908081), (21, 1817220), (28, 1362915), (30, 1272054), (31, 1231020), (35, 1090332), (36, 1060045), (42, 908610), (45, 848036), (60, 636027), (62, 615510), (63, 605740), (70, 545166), (84, 454305), (90, 424018), (93, 410340), (105, 363444), (124, 307755), (126, 302870), (140, 272583), (155, 246204), (180, 212009), (186, 205170), (210, 181722), (217, 175860), (252, 151435), (279, 136780), (310, 123102), (315, 121148), (372, 102585), (420, 90861), (434, 87930), (465, 82068), (558, 68390), (620, 61551), (630, 60574), (651, 58620), (868, 43965), (930, 41034), (977, 39060), (1085, 35172), (1116, 34195), (1260, 30287), (1302, 29310), (1395, 27356), (1860, 20517), (1953, 19540), (1954, 19530), (2170, 17586), (2604, 14655), (2790, 13678), (2931, 13020), (3255, 11724), (3906, 9770), (3908, 9765), (4340, 8793), (4885, 7812), (5580, 6839), (5862, 6510)]