30875280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1249}}^1$

素因数の和:1368

約数の個数: 80

約数和(自身を含む): 96720000

約数和(自身を除く): 65844720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 103, 120, 206, 240, 309, 412, 515, 618, 824, 1030, 1236, 1249, 1545, 1648, 2060, 2472, 2498, 3090, 3747, 4120, 4944, 4996, 6180, 6245, 7494, 8240, 9992, 12360, 12490, 14988, 18735, 19984, 24720, 24980, 29976, 37470, 49960, 59952, 74940, 99920, 128647, 149880, 257294, 299760, 385941, 514588, 643235, 771882, 1029176, 1286470, 1543764, 1929705, 2058352, 2572940, 3087528, 3859410, 5145880, 6175056, 7718820, 10291760, 15437640, 30875280]

約数ペア:

[(1, 30875280), (2, 15437640), (3, 10291760), (4, 7718820), (5, 6175056), (6, 5145880), (8, 3859410), (10, 3087528), (12, 2572940), (15, 2058352), (16, 1929705), (20, 1543764), (24, 1286470), (30, 1029176), (40, 771882), (48, 643235), (60, 514588), (80, 385941), (103, 299760), (120, 257294), (206, 149880), (240, 128647), (309, 99920), (412, 74940), (515, 59952), (618, 49960), (824, 37470), (1030, 29976), (1236, 24980), (1249, 24720), (1545, 19984), (1648, 18735), (2060, 14988), (2472, 12490), (2498, 12360), (3090, 9992), (3747, 8240), (4120, 7494), (4944, 6245), (4996, 6180)]