19807691520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{3719}}^1$

素因数の和:3835

約数の個数: 288

約数和(自身を含む): 67520678400

約数和(自身を除く): 47712986880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 73, 76, 80, 95, 96, 114, 120, 128, 146, 152, 160, 190, 192, 219, 228, 240, 256, 285, 292, 304, 320, 365, 380, 384, 438, 456, 480, 570, 584, 608, 640, 730, 760, 768, 876, 912, 960, 1095, 1140, 1168, 1216, 1280, 1387, 1460, 1520, 1752, 1824, 1920, 2190, 2280, 2336, 2432, 2774, 2920, 3040, 3504, 3648, 3719, 3840, 4161, 4380, 4560, 4672, 4864, 5548, 5840, 6080, 6935, 7008, 7296, 7438, 8322, 8760, 9120, 9344, 11096, 11157, 11680, 12160, 13870, 14016, 14592, 14876, 16644, 17520, 18240, 18595, 18688, 20805, 22192, 22314, 23360, 24320, 27740, 28032, 29752, 33288, 35040, 36480, 37190, 41610, 44384, 44628, 46720, 55480, 55785, 56064, 59504, 66576, 70080, 70661, 72960, 74380, 83220, 88768, 89256, 93440, 110960, 111570, 119008, 133152, 140160, 141322, 148760, 166440, 177536, 178512, 211983, 221920, 223140, 238016, 266304, 271487, 280320, 282644, 297520, 332880, 353305, 355072, 357024, 423966, 443840, 446280, 476032, 532608, 542974, 565288, 595040, 665760, 706610, 714048, 814461, 847932, 887680, 892560, 952064, 1059915, 1065216, 1085948, 1130576, 1190080, 1331520, 1357435, 1413220, 1428096, 1628922, 1695864, 1775360, 1785120, 2119830, 2171896, 2261152, 2380160, 2663040, 2714870, 2826440, 2856192, 3257844, 3391728, 3570240, 4072305, 4239660, 4343792, 4522304, 4760320, 5158253, 5326080, 5429740, 5652880, 6515688, 6783456, 7140480, 8144610, 8479320, 8687584, 9044608, 10316506, 10859480, 11305760, 13031376, 13566912, 14280960, 15474759, 16289220, 16958640, 17375168, 18089216, 20633012, 21718960, 22611520, 25791265, 26062752, 27133824, 30949518, 32578440, 33917280, 34750336, 41266024, 43437920, 45223040, 51582530, 52125504, 54267648, 61899036, 65156880, 67834560, 69500672, 77373795, 82532048, 86875840, 90446080, 103165060, 104251008, 123798072, 130313760, 135669120, 154747590, 165064096, 173751680, 206330120, 208502016, 247596144, 260627520, 271338240, 309495180, 330128192, 347503360, 412660240, 495192288, 521255040, 618990360, 660256384, 825320480, 990384576, 1042510080, 1237980720, 1320512768, 1650640960, 1980769152, 2475961440, 3301281920, 3961538304, 4951922880, 6602563840, 9903845760, 19807691520]

約数ペア:

[(1, 19807691520), (2, 9903845760), (3, 6602563840), (4, 4951922880), (5, 3961538304), (6, 3301281920), (8, 2475961440), (10, 1980769152), (12, 1650640960), (15, 1320512768), (16, 1237980720), (19, 1042510080), (20, 990384576), (24, 825320480), (30, 660256384), (32, 618990360), (38, 521255040), (40, 495192288), (48, 412660240), (57, 347503360), (60, 330128192), (64, 309495180), (73, 271338240), (76, 260627520), (80, 247596144), (95, 208502016), (96, 206330120), (114, 173751680), (120, 165064096), (128, 154747590), (146, 135669120), (152, 130313760), (160, 123798072), (190, 104251008), (192, 103165060), (219, 90446080), (228, 86875840), (240, 82532048), (256, 77373795), (285, 69500672), (292, 67834560), (304, 65156880), (320, 61899036), (365, 54267648), (380, 52125504), (384, 51582530), (438, 45223040), (456, 43437920), (480, 41266024), (570, 34750336), (584, 33917280), (608, 32578440), (640, 30949518), (730, 27133824), (760, 26062752), (768, 25791265), (876, 22611520), (912, 21718960), (960, 20633012), (1095, 18089216), (1140, 17375168), (1168, 16958640), (1216, 16289220), (1280, 15474759), (1387, 14280960), (1460, 13566912), (1520, 13031376), (1752, 11305760), (1824, 10859480), (1920, 10316506), (2190, 9044608), (2280, 8687584), (2336, 8479320), (2432, 8144610), (2774, 7140480), (2920, 6783456), (3040, 6515688), (3504, 5652880), (3648, 5429740), (3719, 5326080), (3840, 5158253), (4161, 4760320), (4380, 4522304), (4560, 4343792), (4672, 4239660), (4864, 4072305), (5548, 3570240), (5840, 3391728), (6080, 3257844), (6935, 2856192), (7008, 2826440), (7296, 2714870), (7438, 2663040), (8322, 2380160), (8760, 2261152), (9120, 2171896), (9344, 2119830), (11096, 1785120), (11157, 1775360), (11680, 1695864), (12160, 1628922), (13870, 1428096), (14016, 1413220), (14592, 1357435), (14876, 1331520), (16644, 1190080), (17520, 1130576), (18240, 1085948), (18595, 1065216), (18688, 1059915), (20805, 952064), (22192, 892560), (22314, 887680), (23360, 847932), (24320, 814461), (27740, 714048), (28032, 706610), (29752, 665760), (33288, 595040), (35040, 565288), (36480, 542974), (37190, 532608), (41610, 476032), (44384, 446280), (44628, 443840), (46720, 423966), (55480, 357024), (55785, 355072), (56064, 353305), (59504, 332880), (66576, 297520), (70080, 282644), (70661, 280320), (72960, 271487), (74380, 266304), (83220, 238016), (88768, 223140), (89256, 221920), (93440, 211983), (110960, 178512), (111570, 177536), (119008, 166440), (133152, 148760), (140160, 141322)]