187791780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:274

約数の個数: 192

約数和(自身を含む): 609638400

約数和(自身を除く): 421846620

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 23, 30, 33, 44, 46, 55, 60, 66, 69, 89, 92, 110, 115, 132, 138, 139, 165, 178, 220, 230, 253, 267, 276, 278, 330, 345, 356, 417, 445, 460, 506, 534, 556, 660, 690, 695, 759, 834, 890, 979, 1012, 1068, 1265, 1335, 1380, 1390, 1518, 1529, 1668, 1780, 1958, 2047, 2085, 2530, 2670, 2780, 2937, 3036, 3058, 3197, 3795, 3916, 4094, 4170, 4587, 4895, 5060, 5340, 5874, 6116, 6141, 6394, 7590, 7645, 8188, 8340, 9174, 9591, 9790, 10235, 11748, 12282, 12371, 12788, 14685, 15180, 15290, 15985, 18348, 19182, 19580, 20470, 22517, 22935, 24564, 24742, 29370, 30580, 30705, 31970, 35167, 37113, 38364, 40940, 45034, 45870, 47955, 49484, 58740, 61410, 61855, 63940, 67551, 70334, 74226, 90068, 91740, 95910, 105501, 112585, 122820, 123710, 135102, 136081, 140668, 148452, 175835, 185565, 191820, 211002, 225170, 247420, 270204, 272162, 284533, 337755, 351670, 371130, 408243, 422004, 450340, 527505, 544324, 569066, 675510, 680405, 703340, 742260, 816486, 853599, 1055010, 1138132, 1351020, 1360810, 1422665, 1632972, 1707198, 2041215, 2110020, 2721620, 2845330, 3129863, 3414396, 4082430, 4267995, 5690660, 6259726, 8164860, 8535990, 9389589, 12519452, 15649315, 17071980, 18779178, 31298630, 37558356, 46947945, 62597260, 93895890, 187791780]

約数ペア:

[(1, 187791780), (2, 93895890), (3, 62597260), (4, 46947945), (5, 37558356), (6, 31298630), (10, 18779178), (11, 17071980), (12, 15649315), (15, 12519452), (20, 9389589), (22, 8535990), (23, 8164860), (30, 6259726), (33, 5690660), (44, 4267995), (46, 4082430), (55, 3414396), (60, 3129863), (66, 2845330), (69, 2721620), (89, 2110020), (92, 2041215), (110, 1707198), (115, 1632972), (132, 1422665), (138, 1360810), (139, 1351020), (165, 1138132), (178, 1055010), (220, 853599), (230, 816486), (253, 742260), (267, 703340), (276, 680405), (278, 675510), (330, 569066), (345, 544324), (356, 527505), (417, 450340), (445, 422004), (460, 408243), (506, 371130), (534, 351670), (556, 337755), (660, 284533), (690, 272162), (695, 270204), (759, 247420), (834, 225170), (890, 211002), (979, 191820), (1012, 185565), (1068, 175835), (1265, 148452), (1335, 140668), (1380, 136081), (1390, 135102), (1518, 123710), (1529, 122820), (1668, 112585), (1780, 105501), (1958, 95910), (2047, 91740), (2085, 90068), (2530, 74226), (2670, 70334), (2780, 67551), (2937, 63940), (3036, 61855), (3058, 61410), (3197, 58740), (3795, 49484), (3916, 47955), (4094, 45870), (4170, 45034), (4587, 40940), (4895, 38364), (5060, 37113), (5340, 35167), (5874, 31970), (6116, 30705), (6141, 30580), (6394, 29370), (7590, 24742), (7645, 24564), (8188, 22935), (8340, 22517), (9174, 20470), (9591, 19580), (9790, 19182), (10235, 18348), (11748, 15985), (12282, 15290), (12371, 15180), (12788, 14685)]