245039580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{419}}^1$

素因数の和:478

約数の個数: 180

約数和(自身を含む): 813221640

約数和(自身を除く): 568182060

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, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 270, 285, 324, 342, 361, 380, 405, 419, 513, 540, 570, 684, 722, 810, 838, 855, 1026, 1083, 1140, 1257, 1444, 1539, 1620, 1676, 1710, 1805, 2052, 2095, 2166, 2514, 2565, 3078, 3249, 3420, 3610, 3771, 4190, 4332, 5028, 5130, 5415, 6156, 6285, 6498, 7220, 7542, 7695, 7961, 8380, 9747, 10260, 10830, 11313, 12570, 12996, 15084, 15390, 15922, 16245, 18855, 19494, 21660, 22626, 23883, 25140, 29241, 30780, 31844, 32490, 33939, 37710, 38988, 39805, 45252, 47766, 48735, 56565, 58482, 64980, 67878, 71649, 75420, 79610, 95532, 97470, 113130, 116964, 119415, 135756, 143298, 146205, 151259, 159220, 169695, 194940, 214947, 226260, 238830, 286596, 292410, 302518, 339390, 358245, 429894, 453777, 477660, 584820, 605036, 644841, 678780, 716490, 756295, 859788, 907554, 1074735, 1289682, 1361331, 1432980, 1512590, 1815108, 2149470, 2268885, 2579364, 2722662, 3025180, 3224205, 4083993, 4298940, 4537770, 5445324, 6448410, 6806655, 8167986, 9075540, 12251979, 12896820, 13613310, 16335972, 20419965, 24503958, 27226620, 40839930, 49007916, 61259895, 81679860, 122519790, 245039580]

約数ペア:

[(1, 245039580), (2, 122519790), (3, 81679860), (4, 61259895), (5, 49007916), (6, 40839930), (9, 27226620), (10, 24503958), (12, 20419965), (15, 16335972), (18, 13613310), (19, 12896820), (20, 12251979), (27, 9075540), (30, 8167986), (36, 6806655), (38, 6448410), (45, 5445324), (54, 4537770), (57, 4298940), (60, 4083993), (76, 3224205), (81, 3025180), (90, 2722662), (95, 2579364), (108, 2268885), (114, 2149470), (135, 1815108), (162, 1512590), (171, 1432980), (180, 1361331), (190, 1289682), (228, 1074735), (270, 907554), (285, 859788), (324, 756295), (342, 716490), (361, 678780), (380, 644841), (405, 605036), (419, 584820), (513, 477660), (540, 453777), (570, 429894), (684, 358245), (722, 339390), (810, 302518), (838, 292410), (855, 286596), (1026, 238830), (1083, 226260), (1140, 214947), (1257, 194940), (1444, 169695), (1539, 159220), (1620, 151259), (1676, 146205), (1710, 143298), (1805, 135756), (2052, 119415), (2095, 116964), (2166, 113130), (2514, 97470), (2565, 95532), (3078, 79610), (3249, 75420), (3420, 71649), (3610, 67878), (3771, 64980), (4190, 58482), (4332, 56565), (5028, 48735), (5130, 47766), (5415, 45252), (6156, 39805), (6285, 38988), (6498, 37710), (7220, 33939), (7542, 32490), (7695, 31844), (7961, 30780), (8380, 29241), (9747, 25140), (10260, 23883), (10830, 22626), (11313, 21660), (12570, 19494), (12996, 18855), (15084, 16245), (15390, 15922)]