278326440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5813}}^1$

素因数の和:5856

約数の個数: 192

約数和(自身を含む): 1088380800

約数和(自身を除く): 810054360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 114, 120, 126, 133, 140, 152, 168, 171, 180, 190, 210, 228, 252, 266, 280, 285, 315, 342, 360, 380, 399, 420, 456, 504, 532, 570, 630, 665, 684, 760, 798, 840, 855, 1064, 1140, 1197, 1260, 1330, 1368, 1596, 1710, 1995, 2280, 2394, 2520, 2660, 3192, 3420, 3990, 4788, 5320, 5813, 5985, 6840, 7980, 9576, 11626, 11970, 15960, 17439, 23252, 23940, 29065, 34878, 40691, 46504, 47880, 52317, 58130, 69756, 81382, 87195, 104634, 110447, 116260, 122073, 139512, 162764, 174390, 203455, 209268, 220894, 232520, 244146, 261585, 325528, 331341, 348780, 366219, 406910, 418536, 441788, 488292, 523170, 552235, 610365, 662682, 697560, 732438, 773129, 813820, 883576, 976584, 994023, 1046340, 1104470, 1220730, 1325364, 1464876, 1546258, 1627640, 1656705, 1831095, 1988046, 2092680, 2208940, 2319387, 2441460, 2650728, 2929752, 3092516, 3313410, 3662190, 3865645, 3976092, 4417880, 4638774, 4882920, 4970115, 6185032, 6626820, 6958161, 7324380, 7731290, 7952184, 9277548, 9940230, 11596935, 13253640, 13916322, 14648760, 15462580, 18555096, 19880460, 23193870, 27832644, 30925160, 34790805, 39760920, 46387740, 55665288, 69581610, 92775480, 139163220, 278326440]

約数ペア:

[(1, 278326440), (2, 139163220), (3, 92775480), (4, 69581610), (5, 55665288), (6, 46387740), (7, 39760920), (8, 34790805), (9, 30925160), (10, 27832644), (12, 23193870), (14, 19880460), (15, 18555096), (18, 15462580), (19, 14648760), (20, 13916322), (21, 13253640), (24, 11596935), (28, 9940230), (30, 9277548), (35, 7952184), (36, 7731290), (38, 7324380), (40, 6958161), (42, 6626820), (45, 6185032), (56, 4970115), (57, 4882920), (60, 4638774), (63, 4417880), (70, 3976092), (72, 3865645), (76, 3662190), (84, 3313410), (90, 3092516), (95, 2929752), (105, 2650728), (114, 2441460), (120, 2319387), (126, 2208940), (133, 2092680), (140, 1988046), (152, 1831095), (168, 1656705), (171, 1627640), (180, 1546258), (190, 1464876), (210, 1325364), (228, 1220730), (252, 1104470), (266, 1046340), (280, 994023), (285, 976584), (315, 883576), (342, 813820), (360, 773129), (380, 732438), (399, 697560), (420, 662682), (456, 610365), (504, 552235), (532, 523170), (570, 488292), (630, 441788), (665, 418536), (684, 406910), (760, 366219), (798, 348780), (840, 331341), (855, 325528), (1064, 261585), (1140, 244146), (1197, 232520), (1260, 220894), (1330, 209268), (1368, 203455), (1596, 174390), (1710, 162764), (1995, 139512), (2280, 122073), (2394, 116260), (2520, 110447), (2660, 104634), (3192, 87195), (3420, 81382), (3990, 69756), (4788, 58130), (5320, 52317), (5813, 47880), (5985, 46504), (6840, 40691), (7980, 34878), (9576, 29065), (11626, 23940), (11970, 23252), (15960, 17439)]