20176645560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1\times {\mathrm{2399}}^1$

素因数の和:3165

約数の個数: 128

約数和(自身を含む): 61205760000

約数和(自身を除く): 41029114440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 218, 327, 436, 545, 643, 654, 872, 1090, 1286, 1308, 1635, 1929, 2180, 2399, 2572, 2616, 3215, 3270, 3858, 4360, 4798, 5144, 6430, 6540, 7197, 7716, 9596, 9645, 11995, 12860, 13080, 14394, 15432, 19192, 19290, 23990, 25720, 28788, 35985, 38580, 47980, 57576, 70087, 71970, 77160, 95960, 140174, 143940, 210261, 261491, 280348, 287880, 350435, 420522, 522982, 560696, 700870, 784473, 841044, 1045964, 1051305, 1307455, 1401740, 1542557, 1568946, 1682088, 2091928, 2102610, 2614910, 2803480, 3085114, 3137892, 3922365, 4205220, 4627671, 5229820, 6170228, 6275784, 7712785, 7844730, 8410440, 9255342, 10459640, 12340456, 15425570, 15689460, 18510684, 23138355, 30851140, 31378920, 37021368, 46276710, 61702280, 92553420, 168138713, 185106840, 336277426, 504416139, 672554852, 840693565, 1008832278, 1345109704, 1681387130, 2017664556, 2522080695, 3362774260, 4035329112, 5044161390, 6725548520, 10088322780, 20176645560]

約数ペア:

[(1, 20176645560), (2, 10088322780), (3, 6725548520), (4, 5044161390), (5, 4035329112), (6, 3362774260), (8, 2522080695), (10, 2017664556), (12, 1681387130), (15, 1345109704), (20, 1008832278), (24, 840693565), (30, 672554852), (40, 504416139), (60, 336277426), (109, 185106840), (120, 168138713), (218, 92553420), (327, 61702280), (436, 46276710), (545, 37021368), (643, 31378920), (654, 30851140), (872, 23138355), (1090, 18510684), (1286, 15689460), (1308, 15425570), (1635, 12340456), (1929, 10459640), (2180, 9255342), (2399, 8410440), (2572, 7844730), (2616, 7712785), (3215, 6275784), (3270, 6170228), (3858, 5229820), (4360, 4627671), (4798, 4205220), (5144, 3922365), (6430, 3137892), (6540, 3085114), (7197, 2803480), (7716, 2614910), (9596, 2102610), (9645, 2091928), (11995, 1682088), (12860, 1568946), (13080, 1542557), (14394, 1401740), (15432, 1307455), (19192, 1051305), (19290, 1045964), (23990, 841044), (25720, 784473), (28788, 700870), (35985, 560696), (38580, 522982), (47980, 420522), (57576, 350435), (70087, 287880), (71970, 280348), (77160, 261491), (95960, 210261), (140174, 143940)]