391637880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1847}}^1$

素因数の和:1914

約数の個数: 192

約数和(自身を含む): 1383782400

約数和(自身を除く): 992144520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 31, 36, 38, 40, 45, 57, 60, 62, 72, 76, 90, 93, 95, 114, 120, 124, 152, 155, 171, 180, 186, 190, 228, 248, 279, 285, 310, 342, 360, 372, 380, 456, 465, 558, 570, 589, 620, 684, 744, 760, 855, 930, 1116, 1140, 1178, 1240, 1368, 1395, 1710, 1767, 1847, 1860, 2232, 2280, 2356, 2790, 2945, 3420, 3534, 3694, 3720, 4712, 5301, 5541, 5580, 5890, 6840, 7068, 7388, 8835, 9235, 10602, 11082, 11160, 11780, 14136, 14776, 16623, 17670, 18470, 21204, 22164, 23560, 26505, 27705, 33246, 35093, 35340, 36940, 42408, 44328, 53010, 55410, 57257, 66492, 70186, 70680, 73880, 83115, 105279, 106020, 110820, 114514, 132984, 140372, 166230, 171771, 175465, 210558, 212040, 221640, 229028, 280744, 286285, 315837, 332460, 343542, 350930, 421116, 458056, 515313, 526395, 572570, 631674, 664920, 687084, 701860, 842232, 858855, 1030626, 1052790, 1087883, 1145140, 1263348, 1374168, 1403720, 1579185, 1717710, 2061252, 2105580, 2175766, 2290280, 2526696, 2576565, 3158370, 3263649, 3435420, 4122504, 4211160, 4351532, 5153130, 5439415, 6316740, 6527298, 6870840, 8703064, 9790947, 10306260, 10878830, 12633480, 13054596, 16318245, 19581894, 20612520, 21757660, 26109192, 32636490, 39163788, 43515320, 48954735, 65272980, 78327576, 97909470, 130545960, 195818940, 391637880]

約数ペア:

[(1, 391637880), (2, 195818940), (3, 130545960), (4, 97909470), (5, 78327576), (6, 65272980), (8, 48954735), (9, 43515320), (10, 39163788), (12, 32636490), (15, 26109192), (18, 21757660), (19, 20612520), (20, 19581894), (24, 16318245), (30, 13054596), (31, 12633480), (36, 10878830), (38, 10306260), (40, 9790947), (45, 8703064), (57, 6870840), (60, 6527298), (62, 6316740), (72, 5439415), (76, 5153130), (90, 4351532), (93, 4211160), (95, 4122504), (114, 3435420), (120, 3263649), (124, 3158370), (152, 2576565), (155, 2526696), (171, 2290280), (180, 2175766), (186, 2105580), (190, 2061252), (228, 1717710), (248, 1579185), (279, 1403720), (285, 1374168), (310, 1263348), (342, 1145140), (360, 1087883), (372, 1052790), (380, 1030626), (456, 858855), (465, 842232), (558, 701860), (570, 687084), (589, 664920), (620, 631674), (684, 572570), (744, 526395), (760, 515313), (855, 458056), (930, 421116), (1116, 350930), (1140, 343542), (1178, 332460), (1240, 315837), (1368, 286285), (1395, 280744), (1710, 229028), (1767, 221640), (1847, 212040), (1860, 210558), (2232, 175465), (2280, 171771), (2356, 166230), (2790, 140372), (2945, 132984), (3420, 114514), (3534, 110820), (3694, 106020), (3720, 105279), (4712, 83115), (5301, 73880), (5541, 70680), (5580, 70186), (5890, 66492), (6840, 57257), (7068, 55410), (7388, 53010), (8835, 44328), (9235, 42408), (10602, 36940), (11082, 35340), (11160, 35093), (11780, 33246), (14136, 27705), (14776, 26505), (16623, 23560), (17670, 22164), (18470, 21204)]