248286870

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:141

約数の個数: 320

約数和(自身を含む): 812306880

約数和(自身を除く): 564020010

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 19, 26, 27, 30, 34, 38, 39, 45, 51, 54, 57, 65, 73, 78, 81, 85, 90, 95, 102, 114, 117, 130, 135, 146, 153, 162, 170, 171, 190, 195, 219, 221, 234, 247, 255, 270, 285, 306, 323, 342, 351, 365, 390, 405, 438, 442, 459, 494, 510, 513, 570, 585, 646, 657, 663, 702, 730, 741, 765, 810, 855, 918, 949, 969, 1026, 1053, 1095, 1105, 1170, 1235, 1241, 1314, 1326, 1377, 1387, 1482, 1530, 1539, 1615, 1710, 1755, 1898, 1938, 1971, 1989, 2106, 2190, 2210, 2223, 2295, 2470, 2482, 2565, 2754, 2774, 2847, 2907, 3078, 3230, 3285, 3315, 3510, 3705, 3723, 3942, 3978, 4161, 4199, 4446, 4590, 4745, 4845, 5130, 5265, 5694, 5814, 5913, 5967, 6205, 6570, 6630, 6669, 6885, 6935, 7410, 7446, 7695, 8322, 8398, 8541, 8721, 9490, 9690, 9855, 9945, 10530, 11115, 11169, 11826, 11934, 12410, 12483, 12597, 13338, 13770, 13870, 14235, 14535, 15390, 16133, 17082, 17442, 17901, 18031, 18615, 19710, 19890, 20007, 20805, 20995, 22230, 22338, 23579, 24966, 25194, 25623, 26163, 28470, 29070, 29565, 29835, 32266, 33345, 33507, 35802, 36062, 37230, 37449, 37791, 40014, 41610, 41990, 42705, 43605, 47158, 48399, 51246, 52326, 54093, 55845, 59130, 59670, 62415, 62985, 66690, 67014, 70737, 74898, 75582, 76869, 80665, 85410, 87210, 89505, 90155, 96798, 100035, 100521, 108186, 111690, 112347, 113373, 117895, 124830, 125970, 128115, 130815, 141474, 145197, 153738, 161330, 162279, 167535, 179010, 180310, 187245, 188955, 200070, 201042, 212211, 224694, 226746, 235790, 241995, 256230, 261630, 270465, 290394, 306527, 324558, 335070, 340119, 353685, 374490, 377910, 384345, 424422, 435591, 483990, 486837, 502605, 540930, 561735, 566865, 613054, 636633, 680238, 707370, 725985, 768690, 811395, 871182, 919581, 973674, 1005210, 1061055, 1123470, 1133730, 1273266, 1306773, 1451970, 1460511, 1532635, 1622790, 1700595, 1839162, 1909899, 2122110, 2177955, 2434185, 2613546, 2758743, 2921022, 3065270, 3183165, 3401190, 3819798, 4355910, 4597905, 4868370, 5517486, 6366330, 6533865, 7302555, 8276229, 9195810, 9549495, 13067730, 13793715, 14605110, 16552458, 19098990, 24828687, 27587430, 41381145, 49657374, 82762290, 124143435, 248286870]

約数ペア:

[(1, 248286870), (2, 124143435), (3, 82762290), (5, 49657374), (6, 41381145), (9, 27587430), (10, 24828687), (13, 19098990), (15, 16552458), (17, 14605110), (18, 13793715), (19, 13067730), (26, 9549495), (27, 9195810), (30, 8276229), (34, 7302555), (38, 6533865), (39, 6366330), (45, 5517486), (51, 4868370), (54, 4597905), (57, 4355910), (65, 3819798), (73, 3401190), (78, 3183165), (81, 3065270), (85, 2921022), (90, 2758743), (95, 2613546), (102, 2434185), (114, 2177955), (117, 2122110), (130, 1909899), (135, 1839162), (146, 1700595), (153, 1622790), (162, 1532635), (170, 1460511), (171, 1451970), (190, 1306773), (195, 1273266), (219, 1133730), (221, 1123470), (234, 1061055), (247, 1005210), (255, 973674), (270, 919581), (285, 871182), (306, 811395), (323, 768690), (342, 725985), (351, 707370), (365, 680238), (390, 636633), (405, 613054), (438, 566865), (442, 561735), (459, 540930), (494, 502605), (510, 486837), (513, 483990), (570, 435591), (585, 424422), (646, 384345), (657, 377910), (663, 374490), (702, 353685), (730, 340119), (741, 335070), (765, 324558), (810, 306527), (855, 290394), (918, 270465), (949, 261630), (969, 256230), (1026, 241995), (1053, 235790), (1095, 226746), (1105, 224694), (1170, 212211), (1235, 201042), (1241, 200070), (1314, 188955), (1326, 187245), (1377, 180310), (1387, 179010), (1482, 167535), (1530, 162279), (1539, 161330), (1615, 153738), (1710, 145197), (1755, 141474), (1898, 130815), (1938, 128115), (1971, 125970), (1989, 124830), (2106, 117895), (2190, 113373), (2210, 112347), (2223, 111690), (2295, 108186), (2470, 100521), (2482, 100035), (2565, 96798), (2754, 90155), (2774, 89505), (2847, 87210), (2907, 85410), (3078, 80665), (3230, 76869), (3285, 75582), (3315, 74898), (3510, 70737), (3705, 67014), (3723, 66690), (3942, 62985), (3978, 62415), (4161, 59670), (4199, 59130), (4446, 55845), (4590, 54093), (4745, 52326), (4845, 51246), (5130, 48399), (5265, 47158), (5694, 43605), (5814, 42705), (5913, 41990), (5967, 41610), (6205, 40014), (6570, 37791), (6630, 37449), (6669, 37230), (6885, 36062), (6935, 35802), (7410, 33507), (7446, 33345), (7695, 32266), (8322, 29835), (8398, 29565), (8541, 29070), (8721, 28470), (9490, 26163), (9690, 25623), (9855, 25194), (9945, 24966), (10530, 23579), (11115, 22338), (11169, 22230), (11826, 20995), (11934, 20805), (12410, 20007), (12483, 19890), (12597, 19710), (13338, 18615), (13770, 18031), (13870, 17901), (14235, 17442), (14535, 17082), (15390, 16133)]