201675720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{229}}^1$

素因数の和:463

約数の個数: 128

約数和(自身を含む): 625968000

約数和(自身を除く): 424292280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 179, 205, 229, 246, 328, 358, 410, 458, 492, 537, 615, 687, 716, 820, 895, 916, 984, 1074, 1145, 1230, 1374, 1432, 1640, 1790, 1832, 2148, 2290, 2460, 2685, 2748, 3435, 3580, 4296, 4580, 4920, 5370, 5496, 6870, 7160, 7339, 9160, 9389, 10740, 13740, 14678, 18778, 21480, 22017, 27480, 28167, 29356, 36695, 37556, 40991, 44034, 46945, 56334, 58712, 73390, 75112, 81982, 88068, 93890, 110085, 112668, 122973, 140835, 146780, 163964, 176136, 187780, 204955, 220170, 225336, 245946, 281670, 293560, 327928, 375560, 409910, 440340, 491892, 563340, 614865, 819820, 880680, 983784, 1126680, 1229730, 1639640, 1680631, 2459460, 3361262, 4918920, 5041893, 6722524, 8403155, 10083786, 13445048, 16806310, 20167572, 25209465, 33612620, 40335144, 50418930, 67225240, 100837860, 201675720]

約数ペア:

[(1, 201675720), (2, 100837860), (3, 67225240), (4, 50418930), (5, 40335144), (6, 33612620), (8, 25209465), (10, 20167572), (12, 16806310), (15, 13445048), (20, 10083786), (24, 8403155), (30, 6722524), (40, 5041893), (41, 4918920), (60, 3361262), (82, 2459460), (120, 1680631), (123, 1639640), (164, 1229730), (179, 1126680), (205, 983784), (229, 880680), (246, 819820), (328, 614865), (358, 563340), (410, 491892), (458, 440340), (492, 409910), (537, 375560), (615, 327928), (687, 293560), (716, 281670), (820, 245946), (895, 225336), (916, 220170), (984, 204955), (1074, 187780), (1145, 176136), (1230, 163964), (1374, 146780), (1432, 140835), (1640, 122973), (1790, 112668), (1832, 110085), (2148, 93890), (2290, 88068), (2460, 81982), (2685, 75112), (2748, 73390), (3435, 58712), (3580, 56334), (4296, 46945), (4580, 44034), (4920, 40991), (5370, 37556), (5496, 36695), (6870, 29356), (7160, 28167), (7339, 27480), (9160, 22017), (9389, 21480), (10740, 18778), (13740, 14678)]