72488520

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1721}}^1$

素因数の和:1757

約数の個数: 160

約数和(自身を含む): 262536120

約数和(自身を除く): 190047600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 260, 270, 312, 324, 351, 360, 390, 405, 468, 520, 540, 585, 648, 702, 780, 810, 936, 1053, 1080, 1170, 1404, 1560, 1620, 1721, 1755, 2106, 2340, 2808, 3240, 3442, 3510, 4212, 4680, 5163, 5265, 6884, 7020, 8424, 8605, 10326, 10530, 13768, 14040, 15489, 17210, 20652, 21060, 22373, 25815, 30978, 34420, 41304, 42120, 44746, 46467, 51630, 61956, 67119, 68840, 77445, 89492, 92934, 103260, 111865, 123912, 134238, 139401, 154890, 178984, 185868, 201357, 206520, 223730, 232335, 268476, 278802, 309780, 335595, 371736, 402714, 447460, 464670, 536952, 557604, 604071, 619560, 671190, 697005, 805428, 894920, 929340, 1006785, 1115208, 1208142, 1342380, 1394010, 1610856, 1812213, 1858680, 2013570, 2416284, 2684760, 2788020, 3020355, 3624426, 4027140, 4832568, 5576040, 6040710, 7248852, 8054280, 9061065, 12081420, 14497704, 18122130, 24162840, 36244260, 72488520]

約数ペア:

[(1, 72488520), (2, 36244260), (3, 24162840), (4, 18122130), (5, 14497704), (6, 12081420), (8, 9061065), (9, 8054280), (10, 7248852), (12, 6040710), (13, 5576040), (15, 4832568), (18, 4027140), (20, 3624426), (24, 3020355), (26, 2788020), (27, 2684760), (30, 2416284), (36, 2013570), (39, 1858680), (40, 1812213), (45, 1610856), (52, 1394010), (54, 1342380), (60, 1208142), (65, 1115208), (72, 1006785), (78, 929340), (81, 894920), (90, 805428), (104, 697005), (108, 671190), (117, 619560), (120, 604071), (130, 557604), (135, 536952), (156, 464670), (162, 447460), (180, 402714), (195, 371736), (216, 335595), (234, 309780), (260, 278802), (270, 268476), (312, 232335), (324, 223730), (351, 206520), (360, 201357), (390, 185868), (405, 178984), (468, 154890), (520, 139401), (540, 134238), (585, 123912), (648, 111865), (702, 103260), (780, 92934), (810, 89492), (936, 77445), (1053, 68840), (1080, 67119), (1170, 61956), (1404, 51630), (1560, 46467), (1620, 44746), (1721, 42120), (1755, 41304), (2106, 34420), (2340, 30978), (2808, 25815), (3240, 22373), (3442, 21060), (3510, 20652), (4212, 17210), (4680, 15489), (5163, 14040), (5265, 13768), (6884, 10530), (7020, 10326), (8424, 8605)]