278360550

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:365

約数の個数: 240

約数和(自身を含む): 884755872

約数和(自身を除く): 606395322

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 25, 26, 27, 30, 34, 39, 45, 50, 51, 54, 65, 75, 78, 81, 85, 90, 102, 117, 130, 135, 150, 153, 162, 170, 195, 221, 225, 234, 255, 270, 306, 311, 325, 351, 390, 405, 425, 442, 450, 459, 510, 585, 622, 650, 663, 675, 702, 765, 810, 850, 918, 933, 975, 1053, 1105, 1170, 1275, 1326, 1350, 1377, 1530, 1555, 1755, 1866, 1950, 1989, 2025, 2106, 2210, 2295, 2550, 2754, 2799, 2925, 3110, 3315, 3510, 3825, 3978, 4043, 4050, 4590, 4665, 5265, 5287, 5525, 5598, 5850, 5967, 6630, 6885, 7650, 7775, 8086, 8397, 8775, 9330, 9945, 10530, 10574, 11050, 11475, 11934, 12129, 13770, 13995, 15550, 15861, 16575, 16794, 17550, 17901, 19890, 20215, 22950, 23325, 24258, 25191, 26325, 26435, 27990, 29835, 31722, 33150, 34425, 35802, 36387, 40430, 41985, 46650, 47583, 49725, 50382, 52650, 52870, 59670, 60645, 68731, 68850, 69975, 72774, 79305, 83970, 89505, 95166, 99450, 101075, 109161, 121290, 125955, 132175, 137462, 139950, 142749, 149175, 158610, 179010, 181935, 202150, 206193, 209925, 218322, 237915, 251910, 264350, 285498, 298350, 303225, 327483, 343655, 363870, 396525, 412386, 419850, 428247, 447525, 475830, 545805, 606450, 618579, 629775, 654966, 687310, 713745, 793050, 856494, 895050, 909675, 1030965, 1091610, 1189575, 1237158, 1259550, 1427490, 1637415, 1718275, 1819350, 1855737, 2061930, 2141235, 2379150, 2729025, 3092895, 3274830, 3436550, 3568725, 3711474, 4282470, 5154825, 5458050, 5567211, 6185790, 7137450, 8187075, 9278685, 10309650, 10706175, 11134422, 15464475, 16374150, 18557370, 21412350, 27836055, 30928950, 46393425, 55672110, 92786850, 139180275, 278360550]

約数ペア:

[(1, 278360550), (2, 139180275), (3, 92786850), (5, 55672110), (6, 46393425), (9, 30928950), (10, 27836055), (13, 21412350), (15, 18557370), (17, 16374150), (18, 15464475), (25, 11134422), (26, 10706175), (27, 10309650), (30, 9278685), (34, 8187075), (39, 7137450), (45, 6185790), (50, 5567211), (51, 5458050), (54, 5154825), (65, 4282470), (75, 3711474), (78, 3568725), (81, 3436550), (85, 3274830), (90, 3092895), (102, 2729025), (117, 2379150), (130, 2141235), (135, 2061930), (150, 1855737), (153, 1819350), (162, 1718275), (170, 1637415), (195, 1427490), (221, 1259550), (225, 1237158), (234, 1189575), (255, 1091610), (270, 1030965), (306, 909675), (311, 895050), (325, 856494), (351, 793050), (390, 713745), (405, 687310), (425, 654966), (442, 629775), (450, 618579), (459, 606450), (510, 545805), (585, 475830), (622, 447525), (650, 428247), (663, 419850), (675, 412386), (702, 396525), (765, 363870), (810, 343655), (850, 327483), (918, 303225), (933, 298350), (975, 285498), (1053, 264350), (1105, 251910), (1170, 237915), (1275, 218322), (1326, 209925), (1350, 206193), (1377, 202150), (1530, 181935), (1555, 179010), (1755, 158610), (1866, 149175), (1950, 142749), (1989, 139950), (2025, 137462), (2106, 132175), (2210, 125955), (2295, 121290), (2550, 109161), (2754, 101075), (2799, 99450), (2925, 95166), (3110, 89505), (3315, 83970), (3510, 79305), (3825, 72774), (3978, 69975), (4043, 68850), (4050, 68731), (4590, 60645), (4665, 59670), (5265, 52870), (5287, 52650), (5525, 50382), (5598, 49725), (5850, 47583), (5967, 46650), (6630, 41985), (6885, 40430), (7650, 36387), (7775, 35802), (8086, 34425), (8397, 33150), (8775, 31722), (9330, 29835), (9945, 27990), (10530, 26435), (10574, 26325), (11050, 25191), (11475, 24258), (11934, 23325), (12129, 22950), (13770, 20215), (13995, 19890), (15550, 17901), (15861, 17550), (16575, 16794)]