72890460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21313}}^1$

素因数の和:21347

約数の個数: 72

約数和(自身を含む): 232748880

約数和(自身を除く): 159858420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 21313, 42626, 63939, 85252, 106565, 127878, 191817, 213130, 255756, 319695, 383634, 404947, 426260, 639390, 767268, 809894, 959085, 1214841, 1278780, 1619788, 1918170, 2024735, 2429682, 3644523, 3836340, 4049470, 4859364, 6074205, 7289046, 8098940, 12148410, 14578092, 18222615, 24296820, 36445230, 72890460]

約数ペア:

[(1, 72890460), (2, 36445230), (3, 24296820), (4, 18222615), (5, 14578092), (6, 12148410), (9, 8098940), (10, 7289046), (12, 6074205), (15, 4859364), (18, 4049470), (19, 3836340), (20, 3644523), (30, 2429682), (36, 2024735), (38, 1918170), (45, 1619788), (57, 1278780), (60, 1214841), (76, 959085), (90, 809894), (95, 767268), (114, 639390), (171, 426260), (180, 404947), (190, 383634), (228, 319695), (285, 255756), (342, 213130), (380, 191817), (570, 127878), (684, 106565), (855, 85252), (1140, 63939), (1710, 42626), (3420, 21313)]