66467280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1481}}^1$

素因数の和:1525

約数の個数: 160

約数和(自身を含む): 238163328

約数和(自身を除く): 171696048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 102, 110, 120, 132, 136, 165, 170, 176, 187, 204, 220, 240, 255, 264, 272, 330, 340, 374, 408, 440, 510, 528, 561, 660, 680, 748, 816, 880, 935, 1020, 1122, 1320, 1360, 1481, 1496, 1870, 2040, 2244, 2640, 2805, 2962, 2992, 3740, 4080, 4443, 4488, 5610, 5924, 7405, 7480, 8886, 8976, 11220, 11848, 14810, 14960, 16291, 17772, 22215, 22440, 23696, 25177, 29620, 32582, 35544, 44430, 44880, 48873, 50354, 59240, 65164, 71088, 75531, 81455, 88860, 97746, 100708, 118480, 125885, 130328, 151062, 162910, 177720, 195492, 201416, 244365, 251770, 260656, 276947, 302124, 325820, 355440, 377655, 390984, 402832, 488730, 503540, 553894, 604248, 651640, 755310, 781968, 830841, 977460, 1007080, 1107788, 1208496, 1303280, 1384735, 1510620, 1661682, 1954920, 2014160, 2215576, 2769470, 3021240, 3323364, 3909840, 4154205, 4431152, 5538940, 6042480, 6646728, 8308410, 11077880, 13293456, 16616820, 22155760, 33233640, 66467280]

約数ペア:

[(1, 66467280), (2, 33233640), (3, 22155760), (4, 16616820), (5, 13293456), (6, 11077880), (8, 8308410), (10, 6646728), (11, 6042480), (12, 5538940), (15, 4431152), (16, 4154205), (17, 3909840), (20, 3323364), (22, 3021240), (24, 2769470), (30, 2215576), (33, 2014160), (34, 1954920), (40, 1661682), (44, 1510620), (48, 1384735), (51, 1303280), (55, 1208496), (60, 1107788), (66, 1007080), (68, 977460), (80, 830841), (85, 781968), (88, 755310), (102, 651640), (110, 604248), (120, 553894), (132, 503540), (136, 488730), (165, 402832), (170, 390984), (176, 377655), (187, 355440), (204, 325820), (220, 302124), (240, 276947), (255, 260656), (264, 251770), (272, 244365), (330, 201416), (340, 195492), (374, 177720), (408, 162910), (440, 151062), (510, 130328), (528, 125885), (561, 118480), (660, 100708), (680, 97746), (748, 88860), (816, 81455), (880, 75531), (935, 71088), (1020, 65164), (1122, 59240), (1320, 50354), (1360, 48873), (1481, 44880), (1496, 44430), (1870, 35544), (2040, 32582), (2244, 29620), (2640, 25177), (2805, 23696), (2962, 22440), (2992, 22215), (3740, 17772), (4080, 16291), (4443, 14960), (4488, 14810), (5610, 11848), (5924, 11220), (7405, 8976), (7480, 8886)]