30971160

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1$

素因数の和:124

約数の個数: 240

約数和(自身を含む): 115869600

約数和(自身を除く): 84898440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 79, 81, 88, 90, 99, 108, 110, 120, 121, 132, 135, 158, 162, 165, 180, 198, 216, 220, 237, 242, 264, 270, 297, 316, 324, 330, 360, 363, 395, 396, 405, 440, 474, 484, 495, 540, 594, 605, 632, 648, 660, 711, 726, 790, 792, 810, 869, 891, 948, 968, 990, 1080, 1089, 1185, 1188, 1210, 1320, 1422, 1452, 1485, 1580, 1620, 1738, 1782, 1815, 1896, 1980, 2133, 2178, 2370, 2376, 2420, 2607, 2844, 2904, 2970, 3160, 3240, 3267, 3476, 3555, 3564, 3630, 3960, 4266, 4345, 4356, 4455, 4740, 4840, 5214, 5445, 5688, 5940, 6399, 6534, 6952, 7110, 7128, 7260, 7821, 8532, 8690, 8712, 8910, 9480, 9559, 9801, 10428, 10665, 10890, 11880, 12798, 13035, 13068, 14220, 14520, 15642, 16335, 17064, 17380, 17820, 19118, 19602, 20856, 21330, 21780, 23463, 25596, 26070, 26136, 28440, 28677, 31284, 31995, 32670, 34760, 35640, 38236, 39105, 39204, 42660, 43560, 46926, 47795, 49005, 51192, 52140, 57354, 62568, 63990, 65340, 70389, 76472, 78210, 78408, 85320, 86031, 93852, 95590, 98010, 104280, 114708, 117315, 127980, 130680, 140778, 143385, 156420, 172062, 187704, 191180, 196020, 229416, 234630, 255960, 258093, 281556, 286770, 312840, 344124, 351945, 382360, 392040, 430155, 469260, 516186, 563112, 573540, 688248, 703890, 774279, 860310, 938520, 1032372, 1147080, 1290465, 1407780, 1548558, 1720620, 2064744, 2580930, 2815560, 3097116, 3441240, 3871395, 5161860, 6194232, 7742790, 10323720, 15485580, 30971160]

約数ペア:

[(1, 30971160), (2, 15485580), (3, 10323720), (4, 7742790), (5, 6194232), (6, 5161860), (8, 3871395), (9, 3441240), (10, 3097116), (11, 2815560), (12, 2580930), (15, 2064744), (18, 1720620), (20, 1548558), (22, 1407780), (24, 1290465), (27, 1147080), (30, 1032372), (33, 938520), (36, 860310), (40, 774279), (44, 703890), (45, 688248), (54, 573540), (55, 563112), (60, 516186), (66, 469260), (72, 430155), (79, 392040), (81, 382360), (88, 351945), (90, 344124), (99, 312840), (108, 286770), (110, 281556), (120, 258093), (121, 255960), (132, 234630), (135, 229416), (158, 196020), (162, 191180), (165, 187704), (180, 172062), (198, 156420), (216, 143385), (220, 140778), (237, 130680), (242, 127980), (264, 117315), (270, 114708), (297, 104280), (316, 98010), (324, 95590), (330, 93852), (360, 86031), (363, 85320), (395, 78408), (396, 78210), (405, 76472), (440, 70389), (474, 65340), (484, 63990), (495, 62568), (540, 57354), (594, 52140), (605, 51192), (632, 49005), (648, 47795), (660, 46926), (711, 43560), (726, 42660), (790, 39204), (792, 39105), (810, 38236), (869, 35640), (891, 34760), (948, 32670), (968, 31995), (990, 31284), (1080, 28677), (1089, 28440), (1185, 26136), (1188, 26070), (1210, 25596), (1320, 23463), (1422, 21780), (1452, 21330), (1485, 20856), (1580, 19602), (1620, 19118), (1738, 17820), (1782, 17380), (1815, 17064), (1896, 16335), (1980, 15642), (2133, 14520), (2178, 14220), (2370, 13068), (2376, 13035), (2420, 12798), (2607, 11880), (2844, 10890), (2904, 10665), (2970, 10428), (3160, 9801), (3240, 9559), (3267, 9480), (3476, 8910), (3555, 8712), (3564, 8690), (3630, 8532), (3960, 7821), (4266, 7260), (4345, 7128), (4356, 7110), (4455, 6952), (4740, 6534), (4840, 6399), (5214, 5940), (5445, 5688)]