72404220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:200

約数の個数: 192

約数和(自身を含む): 245661696

約数和(自身を除く): 173257476

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 67, 70, 83, 84, 93, 105, 124, 134, 140, 155, 166, 186, 201, 210, 217, 249, 268, 310, 332, 335, 372, 402, 415, 420, 434, 465, 469, 498, 581, 620, 651, 670, 804, 830, 868, 930, 938, 996, 1005, 1085, 1162, 1245, 1302, 1340, 1407, 1660, 1743, 1860, 1876, 2010, 2077, 2170, 2324, 2345, 2490, 2573, 2604, 2814, 2905, 3255, 3486, 4020, 4154, 4340, 4690, 4980, 5146, 5561, 5628, 5810, 6231, 6510, 6972, 7035, 7719, 8308, 8715, 9380, 10292, 10385, 11122, 11620, 12462, 12865, 13020, 14070, 14539, 15438, 16683, 17430, 18011, 20770, 22244, 24924, 25730, 27805, 28140, 29078, 30876, 31155, 33366, 34860, 36022, 38595, 38927, 41540, 43617, 51460, 54033, 55610, 58156, 62310, 66732, 72044, 72695, 77190, 77854, 83415, 87234, 90055, 108066, 111220, 116781, 124620, 145390, 154380, 155708, 166830, 172391, 174468, 180110, 194635, 216132, 218085, 233562, 270165, 290780, 333660, 344782, 360220, 389270, 436170, 467124, 517173, 540330, 583905, 689564, 778540, 861955, 872340, 1034346, 1080660, 1167810, 1206737, 1723910, 2068692, 2335620, 2413474, 2585865, 3447820, 3620211, 4826948, 5171730, 6033685, 7240422, 10343460, 12067370, 14480844, 18101055, 24134740, 36202110, 72404220]

約数ペア:

[(1, 72404220), (2, 36202110), (3, 24134740), (4, 18101055), (5, 14480844), (6, 12067370), (7, 10343460), (10, 7240422), (12, 6033685), (14, 5171730), (15, 4826948), (20, 3620211), (21, 3447820), (28, 2585865), (30, 2413474), (31, 2335620), (35, 2068692), (42, 1723910), (60, 1206737), (62, 1167810), (67, 1080660), (70, 1034346), (83, 872340), (84, 861955), (93, 778540), (105, 689564), (124, 583905), (134, 540330), (140, 517173), (155, 467124), (166, 436170), (186, 389270), (201, 360220), (210, 344782), (217, 333660), (249, 290780), (268, 270165), (310, 233562), (332, 218085), (335, 216132), (372, 194635), (402, 180110), (415, 174468), (420, 172391), (434, 166830), (465, 155708), (469, 154380), (498, 145390), (581, 124620), (620, 116781), (651, 111220), (670, 108066), (804, 90055), (830, 87234), (868, 83415), (930, 77854), (938, 77190), (996, 72695), (1005, 72044), (1085, 66732), (1162, 62310), (1245, 58156), (1302, 55610), (1340, 54033), (1407, 51460), (1660, 43617), (1743, 41540), (1860, 38927), (1876, 38595), (2010, 36022), (2077, 34860), (2170, 33366), (2324, 31155), (2345, 30876), (2490, 29078), (2573, 28140), (2604, 27805), (2814, 25730), (2905, 24924), (3255, 22244), (3486, 20770), (4020, 18011), (4154, 17430), (4340, 16683), (4690, 15438), (4980, 14539), (5146, 14070), (5561, 13020), (5628, 12865), (5810, 12462), (6231, 11620), (6510, 11122), (6972, 10385), (7035, 10292), (7719, 9380), (8308, 8715)]