641993280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{577}}^1$

素因数の和:677

約数の個数: 224

約数和(自身を含む): 2184562560

約数和(自身を除く): 1542569280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 61, 64, 76, 80, 95, 96, 114, 120, 122, 152, 160, 183, 190, 192, 228, 240, 244, 285, 304, 305, 320, 366, 380, 456, 480, 488, 570, 577, 608, 610, 732, 760, 912, 915, 960, 976, 1140, 1154, 1159, 1216, 1220, 1464, 1520, 1731, 1824, 1830, 1952, 2280, 2308, 2318, 2440, 2885, 2928, 3040, 3462, 3477, 3648, 3660, 3904, 4560, 4616, 4636, 4880, 5770, 5795, 5856, 6080, 6924, 6954, 7320, 8655, 9120, 9232, 9272, 9760, 10963, 11540, 11590, 11712, 13848, 13908, 14640, 17310, 17385, 18240, 18464, 18544, 19520, 21926, 23080, 23180, 27696, 27816, 29280, 32889, 34620, 34770, 35197, 36928, 37088, 43852, 46160, 46360, 54815, 55392, 55632, 58560, 65778, 69240, 69540, 70394, 74176, 87704, 92320, 92720, 105591, 109630, 110784, 111264, 131556, 138480, 139080, 140788, 164445, 175408, 175985, 184640, 185440, 211182, 219260, 222528, 263112, 276960, 278160, 281576, 328890, 350816, 351970, 370880, 422364, 438520, 526224, 527955, 553920, 556320, 563152, 657780, 668743, 701632, 703940, 844728, 877040, 1052448, 1055910, 1112640, 1126304, 1315560, 1337486, 1407880, 1689456, 1754080, 2006229, 2104896, 2111820, 2252608, 2631120, 2674972, 2815760, 3343715, 3378912, 3508160, 4012458, 4223640, 5262240, 5349944, 5631520, 6687430, 6757824, 8024916, 8447280, 10031145, 10524480, 10699888, 11263040, 13374860, 16049832, 16894560, 20062290, 21399776, 26749720, 32099664, 33789120, 40124580, 42799552, 53499440, 64199328, 80249160, 106998880, 128398656, 160498320, 213997760, 320996640, 641993280]

約数ペア:

[(1, 641993280), (2, 320996640), (3, 213997760), (4, 160498320), (5, 128398656), (6, 106998880), (8, 80249160), (10, 64199328), (12, 53499440), (15, 42799552), (16, 40124580), (19, 33789120), (20, 32099664), (24, 26749720), (30, 21399776), (32, 20062290), (38, 16894560), (40, 16049832), (48, 13374860), (57, 11263040), (60, 10699888), (61, 10524480), (64, 10031145), (76, 8447280), (80, 8024916), (95, 6757824), (96, 6687430), (114, 5631520), (120, 5349944), (122, 5262240), (152, 4223640), (160, 4012458), (183, 3508160), (190, 3378912), (192, 3343715), (228, 2815760), (240, 2674972), (244, 2631120), (285, 2252608), (304, 2111820), (305, 2104896), (320, 2006229), (366, 1754080), (380, 1689456), (456, 1407880), (480, 1337486), (488, 1315560), (570, 1126304), (577, 1112640), (608, 1055910), (610, 1052448), (732, 877040), (760, 844728), (912, 703940), (915, 701632), (960, 668743), (976, 657780), (1140, 563152), (1154, 556320), (1159, 553920), (1216, 527955), (1220, 526224), (1464, 438520), (1520, 422364), (1731, 370880), (1824, 351970), (1830, 350816), (1952, 328890), (2280, 281576), (2308, 278160), (2318, 276960), (2440, 263112), (2885, 222528), (2928, 219260), (3040, 211182), (3462, 185440), (3477, 184640), (3648, 175985), (3660, 175408), (3904, 164445), (4560, 140788), (4616, 139080), (4636, 138480), (4880, 131556), (5770, 111264), (5795, 110784), (5856, 109630), (6080, 105591), (6924, 92720), (6954, 92320), (7320, 87704), (8655, 74176), (9120, 70394), (9232, 69540), (9272, 69240), (9760, 65778), (10963, 58560), (11540, 55632), (11590, 55392), (11712, 54815), (13848, 46360), (13908, 46160), (14640, 43852), (17310, 37088), (17385, 36928), (18240, 35197), (18464, 34770), (18544, 34620), (19520, 32889), (21926, 29280), (23080, 27816), (23180, 27696)]