79481520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1187}}^1$

素因数の和:1240

約数の個数: 160

約数和(自身を含む): 282839040

約数和(自身を除く): 203357520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 108, 120, 124, 135, 144, 155, 180, 186, 216, 240, 248, 270, 279, 310, 360, 372, 432, 465, 496, 540, 558, 620, 720, 744, 837, 930, 1080, 1116, 1187, 1240, 1395, 1488, 1674, 1860, 2160, 2232, 2374, 2480, 2790, 3348, 3561, 3720, 4185, 4464, 4748, 5580, 5935, 6696, 7122, 7440, 8370, 9496, 10683, 11160, 11870, 13392, 14244, 16740, 17805, 18992, 21366, 22320, 23740, 28488, 32049, 33480, 35610, 36797, 42732, 47480, 53415, 56976, 64098, 66960, 71220, 73594, 85464, 94960, 106830, 110391, 128196, 142440, 147188, 160245, 170928, 183985, 213660, 220782, 256392, 284880, 294376, 320490, 331173, 367970, 427320, 441564, 512784, 551955, 588752, 640980, 662346, 735940, 854640, 883128, 993519, 1103910, 1281960, 1324692, 1471880, 1655865, 1766256, 1987038, 2207820, 2563920, 2649384, 2943760, 3311730, 3974076, 4415640, 4967595, 5298768, 6623460, 7948152, 8831280, 9935190, 13246920, 15896304, 19870380, 26493840, 39740760, 79481520]

約数ペア:

[(1, 79481520), (2, 39740760), (3, 26493840), (4, 19870380), (5, 15896304), (6, 13246920), (8, 9935190), (9, 8831280), (10, 7948152), (12, 6623460), (15, 5298768), (16, 4967595), (18, 4415640), (20, 3974076), (24, 3311730), (27, 2943760), (30, 2649384), (31, 2563920), (36, 2207820), (40, 1987038), (45, 1766256), (48, 1655865), (54, 1471880), (60, 1324692), (62, 1281960), (72, 1103910), (80, 993519), (90, 883128), (93, 854640), (108, 735940), (120, 662346), (124, 640980), (135, 588752), (144, 551955), (155, 512784), (180, 441564), (186, 427320), (216, 367970), (240, 331173), (248, 320490), (270, 294376), (279, 284880), (310, 256392), (360, 220782), (372, 213660), (432, 183985), (465, 170928), (496, 160245), (540, 147188), (558, 142440), (620, 128196), (720, 110391), (744, 106830), (837, 94960), (930, 85464), (1080, 73594), (1116, 71220), (1187, 66960), (1240, 64098), (1395, 56976), (1488, 53415), (1674, 47480), (1860, 42732), (2160, 36797), (2232, 35610), (2374, 33480), (2480, 32049), (2790, 28488), (3348, 23740), (3561, 22320), (3720, 21366), (4185, 18992), (4464, 17805), (4748, 16740), (5580, 14244), (5935, 13392), (6696, 11870), (7122, 11160), (7440, 10683), (8370, 9496)]