30751980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:168

約数の個数: 192

約数和(自身を含む): 107412480

約数和(自身を除く): 76660500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 59, 60, 68, 70, 73, 84, 85, 102, 105, 118, 119, 140, 146, 170, 177, 204, 210, 219, 236, 238, 255, 292, 295, 340, 354, 357, 365, 413, 420, 438, 476, 510, 511, 590, 595, 708, 714, 730, 826, 876, 885, 1003, 1020, 1022, 1095, 1180, 1190, 1239, 1241, 1428, 1460, 1533, 1652, 1770, 1785, 2006, 2044, 2065, 2190, 2380, 2478, 2482, 2555, 3009, 3066, 3540, 3570, 3723, 4012, 4130, 4307, 4380, 4956, 4964, 5015, 5110, 6018, 6132, 6195, 6205, 7021, 7140, 7446, 7665, 8260, 8614, 8687, 10030, 10220, 12036, 12390, 12410, 12921, 14042, 14892, 15045, 15330, 17228, 17374, 18615, 20060, 21063, 21535, 24780, 24820, 25842, 26061, 28084, 30090, 30149, 30660, 34748, 35105, 37230, 42126, 43070, 43435, 51684, 52122, 60180, 60298, 64605, 70210, 73219, 74460, 84252, 86140, 86870, 90447, 104244, 105315, 120596, 129210, 130305, 140420, 146438, 150745, 173740, 180894, 210630, 219657, 258420, 260610, 292876, 301490, 361788, 366095, 421260, 439314, 452235, 512533, 521220, 602980, 732190, 878628, 904470, 1025066, 1098285, 1464380, 1537599, 1808940, 2050132, 2196570, 2562665, 3075198, 4393140, 5125330, 6150396, 7687995, 10250660, 15375990, 30751980]

約数ペア:

[(1, 30751980), (2, 15375990), (3, 10250660), (4, 7687995), (5, 6150396), (6, 5125330), (7, 4393140), (10, 3075198), (12, 2562665), (14, 2196570), (15, 2050132), (17, 1808940), (20, 1537599), (21, 1464380), (28, 1098285), (30, 1025066), (34, 904470), (35, 878628), (42, 732190), (51, 602980), (59, 521220), (60, 512533), (68, 452235), (70, 439314), (73, 421260), (84, 366095), (85, 361788), (102, 301490), (105, 292876), (118, 260610), (119, 258420), (140, 219657), (146, 210630), (170, 180894), (177, 173740), (204, 150745), (210, 146438), (219, 140420), (236, 130305), (238, 129210), (255, 120596), (292, 105315), (295, 104244), (340, 90447), (354, 86870), (357, 86140), (365, 84252), (413, 74460), (420, 73219), (438, 70210), (476, 64605), (510, 60298), (511, 60180), (590, 52122), (595, 51684), (708, 43435), (714, 43070), (730, 42126), (826, 37230), (876, 35105), (885, 34748), (1003, 30660), (1020, 30149), (1022, 30090), (1095, 28084), (1180, 26061), (1190, 25842), (1239, 24820), (1241, 24780), (1428, 21535), (1460, 21063), (1533, 20060), (1652, 18615), (1770, 17374), (1785, 17228), (2006, 15330), (2044, 15045), (2065, 14892), (2190, 14042), (2380, 12921), (2478, 12410), (2482, 12390), (2555, 12036), (3009, 10220), (3066, 10030), (3540, 8687), (3570, 8614), (3723, 8260), (4012, 7665), (4130, 7446), (4307, 7140), (4380, 7021), (4956, 6205), (4964, 6195), (5015, 6132), (5110, 6018)]