20151437580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{1427}}^1$

素因数の和:1850

約数の個数: 240

約数和(自身を含む): 66184715520

約数和(自身を除く): 46033277940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 81, 90, 92, 108, 115, 135, 138, 162, 180, 207, 230, 270, 276, 324, 345, 379, 405, 414, 460, 540, 621, 690, 758, 810, 828, 1035, 1137, 1242, 1380, 1427, 1516, 1620, 1863, 1895, 2070, 2274, 2484, 2854, 3105, 3411, 3726, 3790, 4140, 4281, 4548, 5685, 5708, 6210, 6822, 7135, 7452, 7580, 8562, 8717, 9315, 10233, 11370, 12420, 12843, 13644, 14270, 17055, 17124, 17434, 18630, 20466, 21405, 22740, 25686, 26151, 28540, 30699, 32821, 34110, 34868, 37260, 38529, 40932, 42810, 43585, 51165, 51372, 52302, 61398, 64215, 65642, 68220, 77058, 78453, 85620, 87170, 98463, 102330, 104604, 115587, 122796, 128430, 130755, 131284, 153495, 154116, 156906, 164105, 174340, 192645, 196926, 204660, 231174, 235359, 256860, 261510, 295389, 306990, 313812, 328210, 385290, 392265, 393852, 462348, 470718, 492315, 523020, 540833, 577935, 590778, 613980, 656420, 706077, 770580, 784530, 886167, 941436, 984630, 1081666, 1155870, 1176795, 1181556, 1412154, 1476945, 1569060, 1622499, 1772334, 1969260, 2163332, 2311740, 2353590, 2658501, 2704165, 2824308, 2953890, 3244998, 3530385, 3544668, 4430835, 4707180, 4867497, 5317002, 5408330, 5907780, 6489996, 7060770, 8112495, 8861670, 9734994, 10634004, 10816660, 12439159, 13292505, 14121540, 14602491, 16224990, 17723340, 19469988, 24337485, 24878318, 26585010, 29204982, 32449980, 37317477, 43807473, 48674970, 49756636, 53170020, 58409964, 62195795, 73012455, 74634954, 87614946, 97349940, 111952431, 124391590, 146024910, 149269908, 175229892, 186587385, 219037365, 223904862, 248783180, 292049820, 335857293, 373174770, 438074730, 447809724, 559762155, 671714586, 746349540, 876149460, 1007571879, 1119524310, 1343429172, 1679286465, 2015143758, 2239048620, 3358572930, 4030287516, 5037859395, 6717145860, 10075718790, 20151437580]

約数ペア:

[(1, 20151437580), (2, 10075718790), (3, 6717145860), (4, 5037859395), (5, 4030287516), (6, 3358572930), (9, 2239048620), (10, 2015143758), (12, 1679286465), (15, 1343429172), (18, 1119524310), (20, 1007571879), (23, 876149460), (27, 746349540), (30, 671714586), (36, 559762155), (45, 447809724), (46, 438074730), (54, 373174770), (60, 335857293), (69, 292049820), (81, 248783180), (90, 223904862), (92, 219037365), (108, 186587385), (115, 175229892), (135, 149269908), (138, 146024910), (162, 124391590), (180, 111952431), (207, 97349940), (230, 87614946), (270, 74634954), (276, 73012455), (324, 62195795), (345, 58409964), (379, 53170020), (405, 49756636), (414, 48674970), (460, 43807473), (540, 37317477), (621, 32449980), (690, 29204982), (758, 26585010), (810, 24878318), (828, 24337485), (1035, 19469988), (1137, 17723340), (1242, 16224990), (1380, 14602491), (1427, 14121540), (1516, 13292505), (1620, 12439159), (1863, 10816660), (1895, 10634004), (2070, 9734994), (2274, 8861670), (2484, 8112495), (2854, 7060770), (3105, 6489996), (3411, 5907780), (3726, 5408330), (3790, 5317002), (4140, 4867497), (4281, 4707180), (4548, 4430835), (5685, 3544668), (5708, 3530385), (6210, 3244998), (6822, 2953890), (7135, 2824308), (7452, 2704165), (7580, 2658501), (8562, 2353590), (8717, 2311740), (9315, 2163332), (10233, 1969260), (11370, 1772334), (12420, 1622499), (12843, 1569060), (13644, 1476945), (14270, 1412154), (17055, 1181556), (17124, 1176795), (17434, 1155870), (18630, 1081666), (20466, 984630), (21405, 941436), (22740, 886167), (25686, 784530), (26151, 770580), (28540, 706077), (30699, 656420), (32821, 613980), (34110, 590778), (34868, 577935), (37260, 540833), (38529, 523020), (40932, 492315), (42810, 470718), (43585, 462348), (51165, 393852), (51372, 392265), (52302, 385290), (61398, 328210), (64215, 313812), (65642, 306990), (68220, 295389), (77058, 261510), (78453, 256860), (85620, 235359), (87170, 231174), (98463, 204660), (102330, 196926), (104604, 192645), (115587, 174340), (122796, 164105), (128430, 156906), (130755, 154116), (131284, 153495)]