641254680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1951}}^1$

素因数の和:2062

約数の個数: 192

約数和(自身を含む): 2302110720

約数和(自身を除く): 1660856040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 83, 88, 90, 99, 110, 120, 132, 165, 166, 180, 198, 220, 249, 264, 330, 332, 360, 396, 415, 440, 495, 498, 660, 664, 747, 792, 830, 913, 990, 996, 1245, 1320, 1494, 1660, 1826, 1951, 1980, 1992, 2490, 2739, 2988, 3320, 3652, 3735, 3902, 3960, 4565, 4980, 5478, 5853, 5976, 7304, 7470, 7804, 8217, 9130, 9755, 9960, 10956, 11706, 13695, 14940, 15608, 16434, 17559, 18260, 19510, 21461, 21912, 23412, 27390, 29265, 29880, 32868, 35118, 36520, 39020, 41085, 42922, 46824, 54780, 58530, 64383, 65736, 70236, 78040, 82170, 85844, 87795, 107305, 109560, 117060, 128766, 140472, 161933, 164340, 171688, 175590, 193149, 214610, 234120, 257532, 321915, 323866, 328680, 351180, 386298, 429220, 485799, 515064, 643830, 647732, 702360, 772596, 809665, 858440, 965745, 971598, 1287660, 1295464, 1457397, 1545192, 1619330, 1781263, 1931490, 1943196, 2428995, 2575320, 2914794, 3238660, 3562526, 3862980, 3886392, 4857990, 5343789, 5829588, 6477320, 7125052, 7286985, 7725960, 8906315, 9715980, 10687578, 11659176, 14250104, 14573970, 16031367, 17812630, 19431960, 21375156, 26718945, 29147940, 32062734, 35625260, 42750312, 53437890, 58295880, 64125468, 71250520, 80156835, 106875780, 128250936, 160313670, 213751560, 320627340, 641254680]

約数ペア:

[(1, 641254680), (2, 320627340), (3, 213751560), (4, 160313670), (5, 128250936), (6, 106875780), (8, 80156835), (9, 71250520), (10, 64125468), (11, 58295880), (12, 53437890), (15, 42750312), (18, 35625260), (20, 32062734), (22, 29147940), (24, 26718945), (30, 21375156), (33, 19431960), (36, 17812630), (40, 16031367), (44, 14573970), (45, 14250104), (55, 11659176), (60, 10687578), (66, 9715980), (72, 8906315), (83, 7725960), (88, 7286985), (90, 7125052), (99, 6477320), (110, 5829588), (120, 5343789), (132, 4857990), (165, 3886392), (166, 3862980), (180, 3562526), (198, 3238660), (220, 2914794), (249, 2575320), (264, 2428995), (330, 1943196), (332, 1931490), (360, 1781263), (396, 1619330), (415, 1545192), (440, 1457397), (495, 1295464), (498, 1287660), (660, 971598), (664, 965745), (747, 858440), (792, 809665), (830, 772596), (913, 702360), (990, 647732), (996, 643830), (1245, 515064), (1320, 485799), (1494, 429220), (1660, 386298), (1826, 351180), (1951, 328680), (1980, 323866), (1992, 321915), (2490, 257532), (2739, 234120), (2988, 214610), (3320, 193149), (3652, 175590), (3735, 171688), (3902, 164340), (3960, 161933), (4565, 140472), (4980, 128766), (5478, 117060), (5853, 109560), (5976, 107305), (7304, 87795), (7470, 85844), (7804, 82170), (8217, 78040), (9130, 70236), (9755, 65736), (9960, 64383), (10956, 58530), (11706, 54780), (13695, 46824), (14940, 42922), (15608, 41085), (16434, 39020), (17559, 36520), (18260, 35118), (19510, 32868), (21461, 29880), (21912, 29265), (23412, 27390)]