218478330

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{115597}}^1$

素因数の和:115620

約数の個数: 64

約数和(自身を含む): 665844480

約数和(自身を除く): 447366150

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 115597, 231194, 346791, 577985, 693582, 809179, 1040373, 1155970, 1618358, 1733955, 2080746, 2427537, 3121119, 3467910, 4045895, 4855074, 5201865, 6242238, 7282611, 8091790, 10403730, 12137685, 14565222, 15605595, 21847833, 24275370, 31211190, 36413055, 43695666, 72826110, 109239165, 218478330]

約数ペア:

[(1, 218478330), (2, 109239165), (3, 72826110), (5, 43695666), (6, 36413055), (7, 31211190), (9, 24275370), (10, 21847833), (14, 15605595), (15, 14565222), (18, 12137685), (21, 10403730), (27, 8091790), (30, 7282611), (35, 6242238), (42, 5201865), (45, 4855074), (54, 4045895), (63, 3467910), (70, 3121119), (90, 2427537), (105, 2080746), (126, 1733955), (135, 1618358), (189, 1155970), (210, 1040373), (270, 809179), (315, 693582), (378, 577985), (630, 346791), (945, 231194), (1890, 115597)]