259642980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:175

約数の個数: 216

約数和(自身を含む): 867484800

約数和(自身を除く): 607841820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 79, 90, 93, 95, 114, 124, 155, 158, 171, 180, 186, 190, 228, 237, 279, 285, 310, 316, 342, 372, 380, 395, 465, 474, 558, 570, 589, 620, 684, 711, 790, 855, 930, 948, 961, 1116, 1140, 1178, 1185, 1395, 1422, 1501, 1580, 1710, 1767, 1860, 1922, 2356, 2370, 2449, 2790, 2844, 2883, 2945, 3002, 3420, 3534, 3555, 3844, 4503, 4740, 4805, 4898, 5301, 5580, 5766, 5890, 6004, 7068, 7110, 7347, 7505, 8649, 8835, 9006, 9610, 9796, 10602, 11532, 11780, 12245, 13509, 14220, 14415, 14694, 15010, 17298, 17670, 18012, 18259, 19220, 21204, 22041, 22515, 24490, 26505, 27018, 28830, 29388, 30020, 34596, 35340, 36518, 36735, 43245, 44082, 45030, 46531, 48980, 53010, 54036, 54777, 57660, 67545, 73036, 73470, 75919, 86490, 88164, 90060, 91295, 93062, 106020, 109554, 110205, 135090, 139593, 146940, 151838, 164331, 172980, 182590, 186124, 219108, 220410, 227757, 232655, 270180, 273885, 279186, 303676, 328662, 365180, 379595, 418779, 440820, 455514, 465310, 547770, 558372, 657324, 683271, 697965, 759190, 821655, 837558, 911028, 930620, 1095540, 1138785, 1366542, 1395930, 1442461, 1518380, 1643310, 1675116, 2093895, 2277570, 2733084, 2791860, 2884922, 3286620, 3416355, 4187790, 4327383, 4555140, 5769844, 6832710, 7212305, 8375580, 8654766, 12982149, 13665420, 14424610, 17309532, 21636915, 25964298, 28849220, 43273830, 51928596, 64910745, 86547660, 129821490, 259642980]

約数ペア:

[(1, 259642980), (2, 129821490), (3, 86547660), (4, 64910745), (5, 51928596), (6, 43273830), (9, 28849220), (10, 25964298), (12, 21636915), (15, 17309532), (18, 14424610), (19, 13665420), (20, 12982149), (30, 8654766), (31, 8375580), (36, 7212305), (38, 6832710), (45, 5769844), (57, 4555140), (60, 4327383), (62, 4187790), (76, 3416355), (79, 3286620), (90, 2884922), (93, 2791860), (95, 2733084), (114, 2277570), (124, 2093895), (155, 1675116), (158, 1643310), (171, 1518380), (180, 1442461), (186, 1395930), (190, 1366542), (228, 1138785), (237, 1095540), (279, 930620), (285, 911028), (310, 837558), (316, 821655), (342, 759190), (372, 697965), (380, 683271), (395, 657324), (465, 558372), (474, 547770), (558, 465310), (570, 455514), (589, 440820), (620, 418779), (684, 379595), (711, 365180), (790, 328662), (855, 303676), (930, 279186), (948, 273885), (961, 270180), (1116, 232655), (1140, 227757), (1178, 220410), (1185, 219108), (1395, 186124), (1422, 182590), (1501, 172980), (1580, 164331), (1710, 151838), (1767, 146940), (1860, 139593), (1922, 135090), (2356, 110205), (2370, 109554), (2449, 106020), (2790, 93062), (2844, 91295), (2883, 90060), (2945, 88164), (3002, 86490), (3420, 75919), (3534, 73470), (3555, 73036), (3844, 67545), (4503, 57660), (4740, 54777), (4805, 54036), (4898, 53010), (5301, 48980), (5580, 46531), (5766, 45030), (5890, 44082), (6004, 43245), (7068, 36735), (7110, 36518), (7347, 35340), (7505, 34596), (8649, 30020), (8835, 29388), (9006, 28830), (9610, 27018), (9796, 26505), (10602, 24490), (11532, 22515), (11780, 22041), (12245, 21204), (13509, 19220), (14220, 18259), (14415, 18012), (14694, 17670), (15010, 17298)]