131194620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{673}}^1$

素因数の和:729

約数の個数: 144

約数和(自身を含む): 431413920

約数和(自身を除く): 300219300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 361, 380, 513, 540, 570, 673, 684, 722, 855, 1026, 1083, 1140, 1346, 1444, 1710, 1805, 2019, 2052, 2166, 2565, 2692, 3249, 3365, 3420, 3610, 4038, 4332, 5130, 5415, 6057, 6498, 6730, 7220, 8076, 9747, 10095, 10260, 10830, 12114, 12787, 12996, 13460, 16245, 18171, 19494, 20190, 21660, 24228, 25574, 30285, 32490, 36342, 38361, 38988, 40380, 48735, 51148, 60570, 63935, 64980, 72684, 76722, 90855, 97470, 115083, 121140, 127870, 153444, 181710, 191805, 194940, 230166, 242953, 255740, 345249, 363420, 383610, 460332, 485906, 575415, 690498, 728859, 767220, 971812, 1150830, 1214765, 1380996, 1457718, 1726245, 2186577, 2301660, 2429530, 2915436, 3452490, 3644295, 4373154, 4859060, 6559731, 6904980, 7288590, 8746308, 10932885, 13119462, 14577180, 21865770, 26238924, 32798655, 43731540, 65597310, 131194620]

約数ペア:

[(1, 131194620), (2, 65597310), (3, 43731540), (4, 32798655), (5, 26238924), (6, 21865770), (9, 14577180), (10, 13119462), (12, 10932885), (15, 8746308), (18, 7288590), (19, 6904980), (20, 6559731), (27, 4859060), (30, 4373154), (36, 3644295), (38, 3452490), (45, 2915436), (54, 2429530), (57, 2301660), (60, 2186577), (76, 1726245), (90, 1457718), (95, 1380996), (108, 1214765), (114, 1150830), (135, 971812), (171, 767220), (180, 728859), (190, 690498), (228, 575415), (270, 485906), (285, 460332), (342, 383610), (361, 363420), (380, 345249), (513, 255740), (540, 242953), (570, 230166), (673, 194940), (684, 191805), (722, 181710), (855, 153444), (1026, 127870), (1083, 121140), (1140, 115083), (1346, 97470), (1444, 90855), (1710, 76722), (1805, 72684), (2019, 64980), (2052, 63935), (2166, 60570), (2565, 51148), (2692, 48735), (3249, 40380), (3365, 38988), (3420, 38361), (3610, 36342), (4038, 32490), (4332, 30285), (5130, 25574), (5415, 24228), (6057, 21660), (6498, 20190), (6730, 19494), (7220, 18171), (8076, 16245), (9747, 13460), (10095, 12996), (10260, 12787), (10830, 12114)]