72283428

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:216

約数の個数: 180

約数和(自身を含む): 228842460

約数和(自身を除く): 156559032

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 29, 36, 42, 49, 54, 58, 63, 81, 84, 87, 98, 108, 116, 126, 147, 157, 162, 174, 189, 196, 203, 252, 261, 294, 314, 324, 348, 378, 406, 441, 471, 522, 567, 588, 609, 628, 756, 783, 812, 882, 942, 1044, 1099, 1134, 1218, 1323, 1413, 1421, 1566, 1764, 1827, 1884, 2198, 2268, 2349, 2436, 2646, 2826, 2842, 3132, 3297, 3654, 3969, 4239, 4263, 4396, 4553, 4698, 5292, 5481, 5652, 5684, 6594, 7308, 7693, 7938, 8478, 8526, 9106, 9396, 9891, 10962, 12717, 12789, 13188, 13659, 15386, 15876, 16443, 16956, 17052, 18212, 19782, 21924, 23079, 25434, 25578, 27318, 29673, 30772, 31871, 32886, 38367, 39564, 40977, 46158, 50868, 51156, 54636, 59346, 63742, 65772, 69237, 76734, 81954, 89019, 92316, 95613, 115101, 118692, 122931, 127484, 138474, 153468, 163908, 178038, 191226, 207711, 223097, 230202, 245862, 276948, 286839, 356076, 368793, 382452, 415422, 446194, 460404, 491724, 573678, 623133, 669291, 737586, 830844, 860517, 892388, 1147356, 1246266, 1338582, 1475172, 1721034, 2007873, 2492532, 2581551, 2677164, 3442068, 4015746, 5163102, 6023619, 8031492, 10326204, 12047238, 18070857, 24094476, 36141714, 72283428]

約数ペア:

[(1, 72283428), (2, 36141714), (3, 24094476), (4, 18070857), (6, 12047238), (7, 10326204), (9, 8031492), (12, 6023619), (14, 5163102), (18, 4015746), (21, 3442068), (27, 2677164), (28, 2581551), (29, 2492532), (36, 2007873), (42, 1721034), (49, 1475172), (54, 1338582), (58, 1246266), (63, 1147356), (81, 892388), (84, 860517), (87, 830844), (98, 737586), (108, 669291), (116, 623133), (126, 573678), (147, 491724), (157, 460404), (162, 446194), (174, 415422), (189, 382452), (196, 368793), (203, 356076), (252, 286839), (261, 276948), (294, 245862), (314, 230202), (324, 223097), (348, 207711), (378, 191226), (406, 178038), (441, 163908), (471, 153468), (522, 138474), (567, 127484), (588, 122931), (609, 118692), (628, 115101), (756, 95613), (783, 92316), (812, 89019), (882, 81954), (942, 76734), (1044, 69237), (1099, 65772), (1134, 63742), (1218, 59346), (1323, 54636), (1413, 51156), (1421, 50868), (1566, 46158), (1764, 40977), (1827, 39564), (1884, 38367), (2198, 32886), (2268, 31871), (2349, 30772), (2436, 29673), (2646, 27318), (2826, 25578), (2842, 25434), (3132, 23079), (3297, 21924), (3654, 19782), (3969, 18212), (4239, 17052), (4263, 16956), (4396, 16443), (4553, 15876), (4698, 15386), (5292, 13659), (5481, 13188), (5652, 12789), (5684, 12717), (6594, 10962), (7308, 9891), (7693, 9396), (7938, 9106), (8478, 8526)]