30997260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{337}}^1$

素因数の和:432

約数の個数: 144

約数和(自身を含む): 109252416

約数和(自身を除く): 78255156

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 73, 84, 90, 105, 126, 140, 146, 180, 210, 219, 252, 292, 315, 337, 365, 420, 438, 511, 630, 657, 674, 730, 876, 1011, 1022, 1095, 1260, 1314, 1348, 1460, 1533, 1685, 2022, 2044, 2190, 2359, 2555, 2628, 3033, 3066, 3285, 3370, 4044, 4380, 4599, 4718, 5055, 5110, 6066, 6132, 6570, 6740, 7077, 7665, 9198, 9436, 10110, 10220, 11795, 12132, 13140, 14154, 15165, 15330, 18396, 20220, 21231, 22995, 23590, 24601, 28308, 30330, 30660, 35385, 42462, 45990, 47180, 49202, 60660, 70770, 73803, 84924, 91980, 98404, 106155, 123005, 141540, 147606, 172207, 212310, 221409, 246010, 295212, 344414, 369015, 424620, 442818, 492020, 516621, 688828, 738030, 861035, 885636, 1033242, 1107045, 1476060, 1549863, 1722070, 2066484, 2214090, 2583105, 3099726, 3444140, 4428180, 5166210, 6199452, 7749315, 10332420, 15498630, 30997260]

約数ペア:

[(1, 30997260), (2, 15498630), (3, 10332420), (4, 7749315), (5, 6199452), (6, 5166210), (7, 4428180), (9, 3444140), (10, 3099726), (12, 2583105), (14, 2214090), (15, 2066484), (18, 1722070), (20, 1549863), (21, 1476060), (28, 1107045), (30, 1033242), (35, 885636), (36, 861035), (42, 738030), (45, 688828), (60, 516621), (63, 492020), (70, 442818), (73, 424620), (84, 369015), (90, 344414), (105, 295212), (126, 246010), (140, 221409), (146, 212310), (180, 172207), (210, 147606), (219, 141540), (252, 123005), (292, 106155), (315, 98404), (337, 91980), (365, 84924), (420, 73803), (438, 70770), (511, 60660), (630, 49202), (657, 47180), (674, 45990), (730, 42462), (876, 35385), (1011, 30660), (1022, 30330), (1095, 28308), (1260, 24601), (1314, 23590), (1348, 22995), (1460, 21231), (1533, 20220), (1685, 18396), (2022, 15330), (2044, 15165), (2190, 14154), (2359, 13140), (2555, 12132), (2628, 11795), (3033, 10220), (3066, 10110), (3285, 9436), (3370, 9198), (4044, 7665), (4380, 7077), (4599, 6740), (4718, 6570), (5055, 6132), (5110, 6066)]