1639021680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1\times {\mathrm{373}}^1$

素因数の和:768

約数の個数: 240

約数和(自身を含む): 5860071360

約数和(自身を除く): 4221049680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 306, 340, 359, 360, 373, 408, 510, 612, 680, 718, 720, 746, 765, 816, 1020, 1077, 1119, 1224, 1360, 1436, 1492, 1530, 1795, 1865, 2040, 2154, 2238, 2448, 2872, 2984, 3060, 3231, 3357, 3590, 3730, 4080, 4308, 4476, 5385, 5595, 5744, 5968, 6103, 6120, 6341, 6462, 6714, 7180, 7460, 8616, 8952, 10770, 11190, 12206, 12240, 12682, 12924, 13428, 14360, 14920, 16155, 16785, 17232, 17904, 18309, 19023, 21540, 22380, 24412, 25364, 25848, 26856, 28720, 29840, 30515, 31705, 32310, 33570, 36618, 38046, 43080, 44760, 48824, 50728, 51696, 53712, 54927, 57069, 61030, 63410, 64620, 67140, 73236, 76092, 86160, 89520, 91545, 95115, 97648, 101456, 109854, 114138, 122060, 126820, 129240, 133907, 134280, 146472, 152184, 183090, 190230, 219708, 228276, 244120, 253640, 258480, 267814, 268560, 274635, 285345, 292944, 304368, 366180, 380460, 401721, 439416, 456552, 488240, 507280, 535628, 549270, 570690, 669535, 732360, 760920, 803442, 878832, 913104, 1071256, 1098540, 1141380, 1205163, 1339070, 1464720, 1521840, 1606884, 2008605, 2142512, 2197080, 2276419, 2282760, 2410326, 2678140, 3213768, 4017210, 4394160, 4552838, 4565520, 4820652, 5356280, 6025815, 6427536, 6829257, 8034420, 9105676, 9641304, 10712560, 11382095, 12051630, 13658514, 16068840, 18211352, 19282608, 20487771, 22764190, 24103260, 27317028, 32137680, 34146285, 36422704, 40975542, 45528380, 48206520, 54634056, 68292570, 81951084, 91056760, 96413040, 102438855, 109268112, 136585140, 163902168, 182113520, 204877710, 273170280, 327804336, 409755420, 546340560, 819510840, 1639021680]

約数ペア:

[(1, 1639021680), (2, 819510840), (3, 546340560), (4, 409755420), (5, 327804336), (6, 273170280), (8, 204877710), (9, 182113520), (10, 163902168), (12, 136585140), (15, 109268112), (16, 102438855), (17, 96413040), (18, 91056760), (20, 81951084), (24, 68292570), (30, 54634056), (34, 48206520), (36, 45528380), (40, 40975542), (45, 36422704), (48, 34146285), (51, 32137680), (60, 27317028), (68, 24103260), (72, 22764190), (80, 20487771), (85, 19282608), (90, 18211352), (102, 16068840), (120, 13658514), (136, 12051630), (144, 11382095), (153, 10712560), (170, 9641304), (180, 9105676), (204, 8034420), (240, 6829257), (255, 6427536), (272, 6025815), (306, 5356280), (340, 4820652), (359, 4565520), (360, 4552838), (373, 4394160), (408, 4017210), (510, 3213768), (612, 2678140), (680, 2410326), (718, 2282760), (720, 2276419), (746, 2197080), (765, 2142512), (816, 2008605), (1020, 1606884), (1077, 1521840), (1119, 1464720), (1224, 1339070), (1360, 1205163), (1436, 1141380), (1492, 1098540), (1530, 1071256), (1795, 913104), (1865, 878832), (2040, 803442), (2154, 760920), (2238, 732360), (2448, 669535), (2872, 570690), (2984, 549270), (3060, 535628), (3231, 507280), (3357, 488240), (3590, 456552), (3730, 439416), (4080, 401721), (4308, 380460), (4476, 366180), (5385, 304368), (5595, 292944), (5744, 285345), (5968, 274635), (6103, 268560), (6120, 267814), (6341, 258480), (6462, 253640), (6714, 244120), (7180, 228276), (7460, 219708), (8616, 190230), (8952, 183090), (10770, 152184), (11190, 146472), (12206, 134280), (12240, 133907), (12682, 129240), (12924, 126820), (13428, 122060), (14360, 114138), (14920, 109854), (16155, 101456), (16785, 97648), (17232, 95115), (17904, 91545), (18309, 89520), (19023, 86160), (21540, 76092), (22380, 73236), (24412, 67140), (25364, 64620), (25848, 63410), (26856, 61030), (28720, 57069), (29840, 54927), (30515, 53712), (31705, 51696), (32310, 50728), (33570, 48824), (36618, 44760), (38046, 43080)]