278233560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4133}}^1$

素因数の和:4178

約数の個数: 192

約数和(自身を含む): 1044744480

約数和(自身を除く): 766510920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 17, 18, 20, 22, 24, 30, 33, 34, 36, 40, 44, 45, 51, 55, 60, 66, 68, 72, 85, 88, 90, 99, 102, 110, 120, 132, 136, 153, 165, 170, 180, 187, 198, 204, 220, 255, 264, 306, 330, 340, 360, 374, 396, 408, 440, 495, 510, 561, 612, 660, 680, 748, 765, 792, 935, 990, 1020, 1122, 1224, 1320, 1496, 1530, 1683, 1870, 1980, 2040, 2244, 2805, 3060, 3366, 3740, 3960, 4133, 4488, 5610, 6120, 6732, 7480, 8266, 8415, 11220, 12399, 13464, 16532, 16830, 20665, 22440, 24798, 33064, 33660, 37197, 41330, 45463, 49596, 61995, 67320, 70261, 74394, 82660, 90926, 99192, 123990, 136389, 140522, 148788, 165320, 181852, 185985, 210783, 227315, 247980, 272778, 281044, 297576, 351305, 363704, 371970, 409167, 421566, 454630, 495960, 545556, 562088, 632349, 681945, 702610, 743940, 772871, 818334, 843132, 909260, 1053915, 1091112, 1264698, 1363890, 1405220, 1487880, 1545742, 1636668, 1686264, 1818520, 2045835, 2107830, 2318613, 2529396, 2727780, 2810440, 3091484, 3161745, 3273336, 3864355, 4091670, 4215660, 4637226, 5058792, 5455560, 6182968, 6323490, 6955839, 7728710, 8183340, 8431320, 9274452, 11593065, 12646980, 13911678, 15457420, 16366680, 18548904, 23186130, 25293960, 27823356, 30914840, 34779195, 46372260, 55646712, 69558390, 92744520, 139116780, 278233560]

約数ペア:

[(1, 278233560), (2, 139116780), (3, 92744520), (4, 69558390), (5, 55646712), (6, 46372260), (8, 34779195), (9, 30914840), (10, 27823356), (11, 25293960), (12, 23186130), (15, 18548904), (17, 16366680), (18, 15457420), (20, 13911678), (22, 12646980), (24, 11593065), (30, 9274452), (33, 8431320), (34, 8183340), (36, 7728710), (40, 6955839), (44, 6323490), (45, 6182968), (51, 5455560), (55, 5058792), (60, 4637226), (66, 4215660), (68, 4091670), (72, 3864355), (85, 3273336), (88, 3161745), (90, 3091484), (99, 2810440), (102, 2727780), (110, 2529396), (120, 2318613), (132, 2107830), (136, 2045835), (153, 1818520), (165, 1686264), (170, 1636668), (180, 1545742), (187, 1487880), (198, 1405220), (204, 1363890), (220, 1264698), (255, 1091112), (264, 1053915), (306, 909260), (330, 843132), (340, 818334), (360, 772871), (374, 743940), (396, 702610), (408, 681945), (440, 632349), (495, 562088), (510, 545556), (561, 495960), (612, 454630), (660, 421566), (680, 409167), (748, 371970), (765, 363704), (792, 351305), (935, 297576), (990, 281044), (1020, 272778), (1122, 247980), (1224, 227315), (1320, 210783), (1496, 185985), (1530, 181852), (1683, 165320), (1870, 148788), (1980, 140522), (2040, 136389), (2244, 123990), (2805, 99192), (3060, 90926), (3366, 82660), (3740, 74394), (3960, 70261), (4133, 67320), (4488, 61995), (5610, 49596), (6120, 45463), (6732, 41330), (7480, 37197), (8266, 33660), (8415, 33064), (11220, 24798), (12399, 22440), (13464, 20665), (16532, 16830)]