73157220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21391}}^1$

素因数の和:21425

約数の個数: 72

約数和(自身を含む): 233600640

約数和(自身を除く): 160443420

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, 21391, 42782, 64173, 85564, 106955, 128346, 192519, 213910, 256692, 320865, 385038, 406429, 427820, 641730, 770076, 812858, 962595, 1219287, 1283460, 1625716, 1925190, 2032145, 2438574, 3657861, 3850380, 4064290, 4877148, 6096435, 7315722, 8128580, 12192870, 14631444, 18289305, 24385740, 36578610, 73157220]

約数ペア:

[(1, 73157220), (2, 36578610), (3, 24385740), (4, 18289305), (5, 14631444), (6, 12192870), (9, 8128580), (10, 7315722), (12, 6096435), (15, 4877148), (18, 4064290), (19, 3850380), (20, 3657861), (30, 2438574), (36, 2032145), (38, 1925190), (45, 1625716), (57, 1283460), (60, 1219287), (76, 962595), (90, 812858), (95, 770076), (114, 641730), (171, 427820), (180, 406429), (190, 385038), (228, 320865), (285, 256692), (342, 213910), (380, 192519), (570, 128346), (684, 106955), (855, 85564), (1140, 64173), (1710, 42782), (3420, 21391)]