243057720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{25639}}^1$

素因数の和:25732

約数の個数: 64

約数和(自身を含む): 738432000

約数和(自身を除く): 495374280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 4740, 9480, 25639, 51278, 76917, 102556, 128195, 153834, 205112, 256390, 307668, 384585, 512780, 615336, 769170, 1025560, 1538340, 2025481, 3076680, 4050962, 6076443, 8101924, 10127405, 12152886, 16203848, 20254810, 24305772, 30382215, 40509620, 48611544, 60764430, 81019240, 121528860, 243057720]

約数ペア:

[(1, 243057720), (2, 121528860), (3, 81019240), (4, 60764430), (5, 48611544), (6, 40509620), (8, 30382215), (10, 24305772), (12, 20254810), (15, 16203848), (20, 12152886), (24, 10127405), (30, 8101924), (40, 6076443), (60, 4050962), (79, 3076680), (120, 2025481), (158, 1538340), (237, 1025560), (316, 769170), (395, 615336), (474, 512780), (632, 384585), (790, 307668), (948, 256390), (1185, 205112), (1580, 153834), (1896, 128195), (2370, 102556), (3160, 76917), (4740, 51278), (9480, 25639)]