643219920

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2239}}^1$

素因数の和:2287

約数の個数: 320

約数和(自身を含む): 2666496000

約数和(自身を除く): 2023276080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 108, 112, 114, 120, 126, 133, 135, 140, 144, 152, 168, 171, 180, 189, 190, 210, 216, 228, 240, 252, 266, 270, 280, 285, 304, 315, 336, 342, 360, 378, 380, 399, 420, 432, 456, 504, 513, 532, 540, 560, 570, 630, 665, 684, 720, 756, 760, 798, 840, 855, 912, 945, 1008, 1026, 1064, 1080, 1140, 1197, 1260, 1330, 1368, 1512, 1520, 1596, 1680, 1710, 1890, 1995, 2052, 2128, 2160, 2239, 2280, 2394, 2520, 2565, 2660, 2736, 3024, 3192, 3420, 3591, 3780, 3990, 4104, 4478, 4560, 4788, 5040, 5130, 5320, 5985, 6384, 6717, 6840, 7182, 7560, 7980, 8208, 8956, 9576, 10260, 10640, 11195, 11970, 13434, 13680, 14364, 15120, 15673, 15960, 17912, 17955, 19152, 20151, 20520, 22390, 23940, 26868, 28728, 31346, 31920, 33585, 35824, 35910, 40302, 41040, 42541, 44780, 47019, 47880, 53736, 57456, 60453, 62692, 67170, 71820, 78365, 80604, 85082, 89560, 94038, 95760, 100755, 107472, 120906, 125384, 127623, 134340, 141057, 143640, 156730, 161208, 170164, 179120, 188076, 201510, 212705, 235095, 241812, 250768, 255246, 268680, 282114, 287280, 297787, 302265, 313460, 322416, 340328, 376152, 382869, 403020, 423171, 425410, 470190, 483624, 510492, 537360, 564228, 595574, 604530, 626920, 638115, 680656, 705285, 752304, 765738, 806040, 846342, 850820, 893361, 940380, 967248, 1020984, 1128456, 1148607, 1191148, 1209060, 1253840, 1276230, 1410570, 1488935, 1531476, 1612080, 1692684, 1701640, 1786722, 1880760, 1914345, 2041968, 2115855, 2256912, 2297214, 2382296, 2418120, 2552460, 2680083, 2821140, 2977870, 3062952, 3385368, 3403280, 3573444, 3761520, 3828690, 4231710, 4466805, 4594428, 4764592, 4836240, 5104920, 5360166, 5642280, 5743035, 5955740, 6125904, 6770736, 7146888, 7657380, 8040249, 8463420, 8933610, 9188856, 10209840, 10720332, 11284560, 11486070, 11911480, 13400415, 14293776, 15314760, 16080498, 16926840, 17867220, 18377712, 21440664, 22972140, 23822960, 26800830, 30629520, 32160996, 33853680, 35734440, 40201245, 42881328, 45944280, 53601660, 64321992, 71468880, 80402490, 91888560, 107203320, 128643984, 160804980, 214406640, 321609960, 643219920]

約数ペア:

[(1, 643219920), (2, 321609960), (3, 214406640), (4, 160804980), (5, 128643984), (6, 107203320), (7, 91888560), (8, 80402490), (9, 71468880), (10, 64321992), (12, 53601660), (14, 45944280), (15, 42881328), (16, 40201245), (18, 35734440), (19, 33853680), (20, 32160996), (21, 30629520), (24, 26800830), (27, 23822960), (28, 22972140), (30, 21440664), (35, 18377712), (36, 17867220), (38, 16926840), (40, 16080498), (42, 15314760), (45, 14293776), (48, 13400415), (54, 11911480), (56, 11486070), (57, 11284560), (60, 10720332), (63, 10209840), (70, 9188856), (72, 8933610), (76, 8463420), (80, 8040249), (84, 7657380), (90, 7146888), (95, 6770736), (105, 6125904), (108, 5955740), (112, 5743035), (114, 5642280), (120, 5360166), (126, 5104920), (133, 4836240), (135, 4764592), (140, 4594428), (144, 4466805), (152, 4231710), (168, 3828690), (171, 3761520), (180, 3573444), (189, 3403280), (190, 3385368), (210, 3062952), (216, 2977870), (228, 2821140), (240, 2680083), (252, 2552460), (266, 2418120), (270, 2382296), (280, 2297214), (285, 2256912), (304, 2115855), (315, 2041968), (336, 1914345), (342, 1880760), (360, 1786722), (378, 1701640), (380, 1692684), (399, 1612080), (420, 1531476), (432, 1488935), (456, 1410570), (504, 1276230), (513, 1253840), (532, 1209060), (540, 1191148), (560, 1148607), (570, 1128456), (630, 1020984), (665, 967248), (684, 940380), (720, 893361), (756, 850820), (760, 846342), (798, 806040), (840, 765738), (855, 752304), (912, 705285), (945, 680656), (1008, 638115), (1026, 626920), (1064, 604530), (1080, 595574), (1140, 564228), (1197, 537360), (1260, 510492), (1330, 483624), (1368, 470190), (1512, 425410), (1520, 423171), (1596, 403020), (1680, 382869), (1710, 376152), (1890, 340328), (1995, 322416), (2052, 313460), (2128, 302265), (2160, 297787), (2239, 287280), (2280, 282114), (2394, 268680), (2520, 255246), (2565, 250768), (2660, 241812), (2736, 235095), (3024, 212705), (3192, 201510), (3420, 188076), (3591, 179120), (3780, 170164), (3990, 161208), (4104, 156730), (4478, 143640), (4560, 141057), (4788, 134340), (5040, 127623), (5130, 125384), (5320, 120906), (5985, 107472), (6384, 100755), (6717, 95760), (6840, 94038), (7182, 89560), (7560, 85082), (7980, 80604), (8208, 78365), (8956, 71820), (9576, 67170), (10260, 62692), (10640, 60453), (11195, 57456), (11970, 53736), (13434, 47880), (13680, 47019), (14364, 44780), (15120, 42541), (15673, 41040), (15960, 40302), (17912, 35910), (17955, 35824), (19152, 33585), (20151, 31920), (20520, 31346), (22390, 28728), (23940, 26868)]