30157370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 61102080

約数和(自身を除く): 30944710

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 67, 95, 103, 115, 134, 190, 206, 230, 335, 437, 515, 670, 874, 1030, 1273, 1541, 1957, 2185, 2369, 2546, 3082, 3914, 4370, 4738, 6365, 6901, 7705, 9785, 11845, 12730, 13802, 15410, 19570, 23690, 29279, 34505, 45011, 58558, 69010, 90022, 131119, 146395, 158723, 225055, 262238, 292790, 317446, 450110, 655595, 793615, 1311190, 1587230, 3015737, 6031474, 15078685, 30157370]

約数ペア:

[(1, 30157370), (2, 15078685), (5, 6031474), (10, 3015737), (19, 1587230), (23, 1311190), (38, 793615), (46, 655595), (67, 450110), (95, 317446), (103, 292790), (115, 262238), (134, 225055), (190, 158723), (206, 146395), (230, 131119), (335, 90022), (437, 69010), (515, 58558), (670, 45011), (874, 34505), (1030, 29279), (1273, 23690), (1541, 19570), (1957, 15410), (2185, 13802), (2369, 12730), (2546, 11845), (3082, 9785), (3914, 7705), (4370, 6901), (4738, 6365)]