320996640

素因数分解:

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

素因数の和:675

約数の個数: 192

約数和(自身を含む): 1083680640

約数和(自身を除く): 762684000

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, 76, 80, 95, 96, 114, 120, 122, 152, 160, 183, 190, 228, 240, 244, 285, 304, 305, 366, 380, 456, 480, 488, 570, 577, 608, 610, 732, 760, 912, 915, 976, 1140, 1154, 1159, 1220, 1464, 1520, 1731, 1824, 1830, 1952, 2280, 2308, 2318, 2440, 2885, 2928, 3040, 3462, 3477, 3660, 4560, 4616, 4636, 4880, 5770, 5795, 5856, 6924, 6954, 7320, 8655, 9120, 9232, 9272, 9760, 10963, 11540, 11590, 13848, 13908, 14640, 17310, 17385, 18464, 18544, 21926, 23080, 23180, 27696, 27816, 29280, 32889, 34620, 34770, 35197, 37088, 43852, 46160, 46360, 54815, 55392, 55632, 65778, 69240, 69540, 70394, 87704, 92320, 92720, 105591, 109630, 111264, 131556, 138480, 139080, 140788, 164445, 175408, 175985, 185440, 211182, 219260, 263112, 276960, 278160, 281576, 328890, 350816, 351970, 422364, 438520, 526224, 527955, 556320, 563152, 657780, 668743, 703940, 844728, 877040, 1052448, 1055910, 1126304, 1315560, 1337486, 1407880, 1689456, 1754080, 2006229, 2111820, 2631120, 2674972, 2815760, 3343715, 3378912, 4012458, 4223640, 5262240, 5349944, 5631520, 6687430, 8024916, 8447280, 10031145, 10699888, 13374860, 16049832, 16894560, 20062290, 21399776, 26749720, 32099664, 40124580, 53499440, 64199328, 80249160, 106998880, 160498320, 320996640]

約数ペア:

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