20163879960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{3089}}^1$

素因数の和:3538

約数の個数: 256

約数和(自身を含む): 72973440000

約数和(自身を除く): 52809560040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 409, 420, 456, 532, 570, 665, 760, 798, 818, 840, 1064, 1140, 1227, 1330, 1596, 1636, 1995, 2045, 2280, 2454, 2660, 2863, 3089, 3192, 3272, 3990, 4090, 4908, 5320, 5726, 6135, 6178, 7771, 7980, 8180, 8589, 9267, 9816, 11452, 12270, 12356, 14315, 15445, 15542, 15960, 16360, 17178, 18534, 21623, 22904, 23313, 24540, 24712, 28630, 30890, 31084, 34356, 37068, 38855, 42945, 43246, 46335, 46626, 49080, 54397, 57260, 58691, 61780, 62168, 64869, 68712, 74136, 77710, 85890, 86492, 92670, 93252, 108115, 108794, 114520, 116565, 117382, 123560, 129738, 155420, 163191, 171780, 172984, 176073, 185340, 186504, 216230, 217588, 233130, 234764, 259476, 271985, 293455, 310840, 324345, 326382, 343560, 352146, 370680, 410837, 432460, 435176, 466260, 469528, 518952, 543970, 586910, 648690, 652764, 704292, 815955, 821674, 864920, 880365, 932520, 1087940, 1173820, 1232511, 1263401, 1297380, 1305528, 1408584, 1631910, 1643348, 1760730, 2054185, 2175880, 2347640, 2465022, 2526802, 2594760, 3263820, 3286696, 3521460, 3790203, 4108370, 4930044, 5053604, 6162555, 6317005, 6527640, 7042920, 7580406, 8216740, 8843807, 9860088, 10107208, 12325110, 12634010, 15160812, 16433480, 17687614, 18951015, 24004619, 24650220, 25268020, 26531421, 30321624, 35375228, 37902030, 44219035, 48009238, 49300440, 50536040, 53062842, 70750456, 72013857, 75804060, 88438070, 96018476, 106125684, 120023095, 132657105, 144027714, 151608120, 168032333, 176876140, 192036952, 212251368, 240046190, 265314210, 288055428, 336064666, 353752280, 360069285, 480092380, 504096999, 530628420, 576110856, 672129332, 720138570, 840161665, 960184760, 1008193998, 1061256840, 1344258664, 1440277140, 1680323330, 2016387996, 2520484995, 2880554280, 3360646660, 4032775992, 5040969990, 6721293320, 10081939980, 20163879960]

約数ペア:

[(1, 20163879960), (2, 10081939980), (3, 6721293320), (4, 5040969990), (5, 4032775992), (6, 3360646660), (7, 2880554280), (8, 2520484995), (10, 2016387996), (12, 1680323330), (14, 1440277140), (15, 1344258664), (19, 1061256840), (20, 1008193998), (21, 960184760), (24, 840161665), (28, 720138570), (30, 672129332), (35, 576110856), (38, 530628420), (40, 504096999), (42, 480092380), (56, 360069285), (57, 353752280), (60, 336064666), (70, 288055428), (76, 265314210), (84, 240046190), (95, 212251368), (105, 192036952), (114, 176876140), (120, 168032333), (133, 151608120), (140, 144027714), (152, 132657105), (168, 120023095), (190, 106125684), (210, 96018476), (228, 88438070), (266, 75804060), (280, 72013857), (285, 70750456), (380, 53062842), (399, 50536040), (409, 49300440), (420, 48009238), (456, 44219035), (532, 37902030), (570, 35375228), (665, 30321624), (760, 26531421), (798, 25268020), (818, 24650220), (840, 24004619), (1064, 18951015), (1140, 17687614), (1227, 16433480), (1330, 15160812), (1596, 12634010), (1636, 12325110), (1995, 10107208), (2045, 9860088), (2280, 8843807), (2454, 8216740), (2660, 7580406), (2863, 7042920), (3089, 6527640), (3192, 6317005), (3272, 6162555), (3990, 5053604), (4090, 4930044), (4908, 4108370), (5320, 3790203), (5726, 3521460), (6135, 3286696), (6178, 3263820), (7771, 2594760), (7980, 2526802), (8180, 2465022), (8589, 2347640), (9267, 2175880), (9816, 2054185), (11452, 1760730), (12270, 1643348), (12356, 1631910), (14315, 1408584), (15445, 1305528), (15542, 1297380), (15960, 1263401), (16360, 1232511), (17178, 1173820), (18534, 1087940), (21623, 932520), (22904, 880365), (23313, 864920), (24540, 821674), (24712, 815955), (28630, 704292), (30890, 652764), (31084, 648690), (34356, 586910), (37068, 543970), (38855, 518952), (42945, 469528), (43246, 466260), (46335, 435176), (46626, 432460), (49080, 410837), (54397, 370680), (57260, 352146), (58691, 343560), (61780, 326382), (62168, 324345), (64869, 310840), (68712, 293455), (74136, 271985), (77710, 259476), (85890, 234764), (86492, 233130), (92670, 217588), (93252, 216230), (108115, 186504), (108794, 185340), (114520, 176073), (116565, 172984), (117382, 171780), (123560, 163191), (129738, 155420)]