71831340

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1$

素因数の和:669

約数の個数: 192

約数和(自身を含む): 264069120

約数和(自身を除く): 192237780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 180, 186, 189, 210, 217, 252, 270, 279, 310, 315, 372, 378, 420, 434, 465, 540, 558, 613, 620, 630, 651, 756, 837, 868, 930, 945, 1085, 1116, 1226, 1260, 1302, 1395, 1674, 1839, 1860, 1890, 1953, 2170, 2452, 2604, 2790, 3065, 3255, 3348, 3678, 3780, 3906, 4185, 4291, 4340, 5517, 5580, 5859, 6130, 6510, 7356, 7812, 8370, 8582, 9195, 9765, 11034, 11718, 12260, 12873, 13020, 16551, 16740, 17164, 18390, 19003, 19530, 21455, 22068, 23436, 25746, 27585, 29295, 33102, 36780, 38006, 38619, 39060, 42910, 51492, 55170, 57009, 58590, 64365, 66204, 76012, 77238, 82755, 85820, 95015, 110340, 114018, 115857, 117180, 128730, 133021, 154476, 165510, 171027, 190030, 193095, 228036, 231714, 257460, 266042, 285045, 331020, 342054, 380060, 386190, 399063, 463428, 513081, 532084, 570090, 579285, 665105, 684108, 772380, 798126, 855135, 1026162, 1140180, 1158570, 1197189, 1330210, 1596252, 1710270, 1995315, 2052324, 2317140, 2394378, 2565405, 2660420, 3420540, 3591567, 3990630, 4788756, 5130810, 5985945, 7183134, 7981260, 10261620, 11971890, 14366268, 17957835, 23943780, 35915670, 71831340]

約数ペア:

[(1, 71831340), (2, 35915670), (3, 23943780), (4, 17957835), (5, 14366268), (6, 11971890), (7, 10261620), (9, 7981260), (10, 7183134), (12, 5985945), (14, 5130810), (15, 4788756), (18, 3990630), (20, 3591567), (21, 3420540), (27, 2660420), (28, 2565405), (30, 2394378), (31, 2317140), (35, 2052324), (36, 1995315), (42, 1710270), (45, 1596252), (54, 1330210), (60, 1197189), (62, 1158570), (63, 1140180), (70, 1026162), (84, 855135), (90, 798126), (93, 772380), (105, 684108), (108, 665105), (124, 579285), (126, 570090), (135, 532084), (140, 513081), (155, 463428), (180, 399063), (186, 386190), (189, 380060), (210, 342054), (217, 331020), (252, 285045), (270, 266042), (279, 257460), (310, 231714), (315, 228036), (372, 193095), (378, 190030), (420, 171027), (434, 165510), (465, 154476), (540, 133021), (558, 128730), (613, 117180), (620, 115857), (630, 114018), (651, 110340), (756, 95015), (837, 85820), (868, 82755), (930, 77238), (945, 76012), (1085, 66204), (1116, 64365), (1226, 58590), (1260, 57009), (1302, 55170), (1395, 51492), (1674, 42910), (1839, 39060), (1860, 38619), (1890, 38006), (1953, 36780), (2170, 33102), (2452, 29295), (2604, 27585), (2790, 25746), (3065, 23436), (3255, 22068), (3348, 21455), (3678, 19530), (3780, 19003), (3906, 18390), (4185, 17164), (4291, 16740), (4340, 16551), (5517, 13020), (5580, 12873), (5859, 12260), (6130, 11718), (6510, 11034), (7356, 9765), (7812, 9195), (8370, 8582)]