161926740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{419}}^1$

素因数の和:566

約数の個数: 144

約数和(自身を含む): 522849600

約数和(自身を除く): 360922860

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, 113, 114, 171, 180, 190, 226, 228, 285, 339, 342, 380, 419, 452, 565, 570, 678, 684, 838, 855, 1017, 1130, 1140, 1257, 1356, 1676, 1695, 1710, 2034, 2095, 2147, 2260, 2514, 3390, 3420, 3771, 4068, 4190, 4294, 5028, 5085, 6285, 6441, 6780, 7542, 7961, 8380, 8588, 10170, 10735, 12570, 12882, 15084, 15922, 18855, 19323, 20340, 21470, 23883, 25140, 25764, 31844, 32205, 37710, 38646, 39805, 42940, 47347, 47766, 64410, 71649, 75420, 77292, 79610, 94694, 95532, 96615, 119415, 128820, 142041, 143298, 159220, 189388, 193230, 236735, 238830, 284082, 286596, 358245, 386460, 426123, 473470, 477660, 568164, 710205, 716490, 852246, 899593, 946940, 1420410, 1432980, 1704492, 1799186, 2130615, 2698779, 2840820, 3598372, 4261230, 4497965, 5397558, 8096337, 8522460, 8995930, 10795116, 13493895, 16192674, 17991860, 26987790, 32385348, 40481685, 53975580, 80963370, 161926740]

約数ペア:

[(1, 161926740), (2, 80963370), (3, 53975580), (4, 40481685), (5, 32385348), (6, 26987790), (9, 17991860), (10, 16192674), (12, 13493895), (15, 10795116), (18, 8995930), (19, 8522460), (20, 8096337), (30, 5397558), (36, 4497965), (38, 4261230), (45, 3598372), (57, 2840820), (60, 2698779), (76, 2130615), (90, 1799186), (95, 1704492), (113, 1432980), (114, 1420410), (171, 946940), (180, 899593), (190, 852246), (226, 716490), (228, 710205), (285, 568164), (339, 477660), (342, 473470), (380, 426123), (419, 386460), (452, 358245), (565, 286596), (570, 284082), (678, 238830), (684, 236735), (838, 193230), (855, 189388), (1017, 159220), (1130, 143298), (1140, 142041), (1257, 128820), (1356, 119415), (1676, 96615), (1695, 95532), (1710, 94694), (2034, 79610), (2095, 77292), (2147, 75420), (2260, 71649), (2514, 64410), (3390, 47766), (3420, 47347), (3771, 42940), (4068, 39805), (4190, 38646), (4294, 37710), (5028, 32205), (5085, 31844), (6285, 25764), (6441, 25140), (6780, 23883), (7542, 21470), (7961, 20340), (8380, 19323), (8588, 18855), (10170, 15922), (10735, 15084), (12570, 12882)]