27920970

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:130

約数の個数: 256

約数和(自身を含む): 99532800

約数和(自身を除く): 71611830

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 17, 18, 21, 22, 27, 30, 33, 34, 35, 42, 45, 51, 54, 55, 63, 66, 70, 77, 79, 85, 90, 99, 102, 105, 110, 119, 126, 135, 153, 154, 158, 165, 170, 187, 189, 198, 210, 231, 237, 238, 255, 270, 297, 306, 315, 330, 357, 374, 378, 385, 395, 459, 462, 474, 495, 510, 553, 561, 594, 595, 630, 693, 711, 714, 765, 770, 790, 869, 918, 935, 945, 990, 1071, 1106, 1122, 1155, 1185, 1190, 1309, 1343, 1386, 1422, 1485, 1530, 1659, 1683, 1738, 1785, 1870, 1890, 2079, 2133, 2142, 2295, 2310, 2370, 2607, 2618, 2686, 2765, 2805, 2970, 3213, 3318, 3366, 3465, 3555, 3570, 3927, 4029, 4158, 4266, 4345, 4590, 4977, 5049, 5214, 5355, 5530, 5610, 6083, 6426, 6545, 6715, 6930, 7110, 7821, 7854, 8058, 8295, 8415, 8690, 9401, 9954, 10098, 10395, 10665, 10710, 11781, 12087, 12166, 13035, 13090, 13430, 14773, 14931, 15642, 16065, 16590, 16830, 18249, 18802, 19635, 20145, 20790, 21330, 23463, 23562, 24174, 24885, 25245, 26070, 28203, 29546, 29862, 30415, 32130, 35343, 36261, 36498, 39105, 39270, 40290, 44319, 46926, 47005, 49770, 50490, 54747, 56406, 58905, 60435, 60830, 70686, 72522, 73865, 74655, 78210, 84609, 88638, 91245, 94010, 103411, 109494, 117315, 117810, 120870, 132957, 141015, 147730, 149310, 164241, 169218, 176715, 181305, 182490, 206822, 221595, 234630, 253827, 265914, 273735, 282030, 310233, 328482, 353430, 362610, 398871, 423045, 443190, 507654, 517055, 547470, 620466, 664785, 797742, 821205, 846090, 930699, 1034110, 1269135, 1329570, 1551165, 1642410, 1861398, 1994355, 2538270, 2792097, 3102330, 3988710, 4653495, 5584194, 9306990, 13960485, 27920970]

約数ペア:

[(1, 27920970), (2, 13960485), (3, 9306990), (5, 5584194), (6, 4653495), (7, 3988710), (9, 3102330), (10, 2792097), (11, 2538270), (14, 1994355), (15, 1861398), (17, 1642410), (18, 1551165), (21, 1329570), (22, 1269135), (27, 1034110), (30, 930699), (33, 846090), (34, 821205), (35, 797742), (42, 664785), (45, 620466), (51, 547470), (54, 517055), (55, 507654), (63, 443190), (66, 423045), (70, 398871), (77, 362610), (79, 353430), (85, 328482), (90, 310233), (99, 282030), (102, 273735), (105, 265914), (110, 253827), (119, 234630), (126, 221595), (135, 206822), (153, 182490), (154, 181305), (158, 176715), (165, 169218), (170, 164241), (187, 149310), (189, 147730), (198, 141015), (210, 132957), (231, 120870), (237, 117810), (238, 117315), (255, 109494), (270, 103411), (297, 94010), (306, 91245), (315, 88638), (330, 84609), (357, 78210), (374, 74655), (378, 73865), (385, 72522), (395, 70686), (459, 60830), (462, 60435), (474, 58905), (495, 56406), (510, 54747), (553, 50490), (561, 49770), (594, 47005), (595, 46926), (630, 44319), (693, 40290), (711, 39270), (714, 39105), (765, 36498), (770, 36261), (790, 35343), (869, 32130), (918, 30415), (935, 29862), (945, 29546), (990, 28203), (1071, 26070), (1106, 25245), (1122, 24885), (1155, 24174), (1185, 23562), (1190, 23463), (1309, 21330), (1343, 20790), (1386, 20145), (1422, 19635), (1485, 18802), (1530, 18249), (1659, 16830), (1683, 16590), (1738, 16065), (1785, 15642), (1870, 14931), (1890, 14773), (2079, 13430), (2133, 13090), (2142, 13035), (2295, 12166), (2310, 12087), (2370, 11781), (2607, 10710), (2618, 10665), (2686, 10395), (2765, 10098), (2805, 9954), (2970, 9401), (3213, 8690), (3318, 8415), (3366, 8295), (3465, 8058), (3555, 7854), (3570, 7821), (3927, 7110), (4029, 6930), (4158, 6715), (4266, 6545), (4345, 6426), (4590, 6083), (4977, 5610), (5049, 5530), (5214, 5355)]