263381040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1481}}^1$

素因数の和:1532

約数の個数: 240

約数和(自身を含む): 1003373280

約数和(自身を除く): 739992240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 104, 114, 117, 120, 130, 144, 152, 156, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 304, 312, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 624, 684, 720, 741, 760, 780, 855, 912, 936, 988, 1040, 1140, 1170, 1235, 1368, 1481, 1482, 1520, 1560, 1710, 1872, 1976, 2223, 2280, 2340, 2470, 2736, 2962, 2964, 3120, 3420, 3705, 3952, 4443, 4446, 4560, 4680, 4940, 5924, 5928, 6840, 7405, 7410, 8886, 8892, 9360, 9880, 11115, 11848, 11856, 13329, 13680, 14810, 14820, 17772, 17784, 19253, 19760, 22215, 22230, 23696, 26658, 28139, 29620, 29640, 35544, 35568, 38506, 44430, 44460, 53316, 56278, 57759, 59240, 59280, 66645, 71088, 77012, 84417, 88860, 88920, 96265, 106632, 112556, 115518, 118480, 133290, 140695, 154024, 168834, 173277, 177720, 177840, 192530, 213264, 225112, 231036, 253251, 266580, 281390, 288795, 308048, 337668, 346554, 355440, 365807, 385060, 422085, 450224, 462072, 506502, 533160, 562780, 577590, 675336, 693108, 731614, 770120, 844170, 866385, 924144, 1013004, 1066320, 1097421, 1125560, 1155180, 1266255, 1350672, 1386216, 1463228, 1540240, 1688340, 1732770, 1829035, 2026008, 2194842, 2251120, 2310360, 2532510, 2772432, 2926456, 3292263, 3376680, 3465540, 3658070, 4052016, 4389684, 4620720, 5065020, 5487105, 5852912, 6584526, 6753360, 6931080, 7316140, 8779368, 10130040, 10974210, 13169052, 13862160, 14632280, 16461315, 17558736, 20260080, 21948420, 26338104, 29264560, 32922630, 43896840, 52676208, 65845260, 87793680, 131690520, 263381040]

約数ペア:

[(1, 263381040), (2, 131690520), (3, 87793680), (4, 65845260), (5, 52676208), (6, 43896840), (8, 32922630), (9, 29264560), (10, 26338104), (12, 21948420), (13, 20260080), (15, 17558736), (16, 16461315), (18, 14632280), (19, 13862160), (20, 13169052), (24, 10974210), (26, 10130040), (30, 8779368), (36, 7316140), (38, 6931080), (39, 6753360), (40, 6584526), (45, 5852912), (48, 5487105), (52, 5065020), (57, 4620720), (60, 4389684), (65, 4052016), (72, 3658070), (76, 3465540), (78, 3376680), (80, 3292263), (90, 2926456), (95, 2772432), (104, 2532510), (114, 2310360), (117, 2251120), (120, 2194842), (130, 2026008), (144, 1829035), (152, 1732770), (156, 1688340), (171, 1540240), (180, 1463228), (190, 1386216), (195, 1350672), (208, 1266255), (228, 1155180), (234, 1125560), (240, 1097421), (247, 1066320), (260, 1013004), (285, 924144), (304, 866385), (312, 844170), (342, 770120), (360, 731614), (380, 693108), (390, 675336), (456, 577590), (468, 562780), (494, 533160), (520, 506502), (570, 462072), (585, 450224), (624, 422085), (684, 385060), (720, 365807), (741, 355440), (760, 346554), (780, 337668), (855, 308048), (912, 288795), (936, 281390), (988, 266580), (1040, 253251), (1140, 231036), (1170, 225112), (1235, 213264), (1368, 192530), (1481, 177840), (1482, 177720), (1520, 173277), (1560, 168834), (1710, 154024), (1872, 140695), (1976, 133290), (2223, 118480), (2280, 115518), (2340, 112556), (2470, 106632), (2736, 96265), (2962, 88920), (2964, 88860), (3120, 84417), (3420, 77012), (3705, 71088), (3952, 66645), (4443, 59280), (4446, 59240), (4560, 57759), (4680, 56278), (4940, 53316), (5924, 44460), (5928, 44430), (6840, 38506), (7405, 35568), (7410, 35544), (8886, 29640), (8892, 29620), (9360, 28139), (9880, 26658), (11115, 23696), (11848, 22230), (11856, 22215), (13329, 19760), (13680, 19253), (14810, 17784), (14820, 17772)]