280455120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2083}}^1$

素因数の和:2130

約数の個数: 240

約数和(自身を含む): 1088448192

約数和(自身を除く): 807993072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 30, 33, 34, 36, 40, 44, 45, 48, 51, 55, 60, 66, 68, 72, 80, 85, 88, 90, 99, 102, 110, 120, 132, 136, 144, 153, 165, 170, 176, 180, 187, 198, 204, 220, 240, 255, 264, 272, 306, 330, 340, 360, 374, 396, 408, 440, 495, 510, 528, 561, 612, 660, 680, 720, 748, 765, 792, 816, 880, 935, 990, 1020, 1122, 1224, 1320, 1360, 1496, 1530, 1584, 1683, 1870, 1980, 2040, 2083, 2244, 2448, 2640, 2805, 2992, 3060, 3366, 3740, 3960, 4080, 4166, 4488, 5610, 6120, 6249, 6732, 7480, 7920, 8332, 8415, 8976, 10415, 11220, 12240, 12498, 13464, 14960, 16664, 16830, 18747, 20830, 22440, 22913, 24996, 26928, 31245, 33328, 33660, 35411, 37494, 41660, 44880, 45826, 49992, 62490, 67320, 68739, 70822, 74988, 83320, 91652, 93735, 99984, 106233, 114565, 124980, 134640, 137478, 141644, 149976, 166640, 177055, 183304, 187470, 206217, 212466, 229130, 249960, 274956, 283288, 299952, 318699, 343695, 354110, 366608, 374940, 389521, 412434, 424932, 458260, 499920, 531165, 549912, 566576, 637398, 687390, 708220, 749880, 779042, 824868, 849864, 916520, 1031085, 1062330, 1099824, 1168563, 1274796, 1374780, 1416440, 1499760, 1558084, 1593495, 1649736, 1699728, 1833040, 1947605, 2062170, 2124660, 2337126, 2549592, 2749560, 2832880, 3116168, 3186990, 3299472, 3505689, 3895210, 4124340, 4249320, 4674252, 5099184, 5499120, 5842815, 6232336, 6373980, 7011378, 7790420, 8248680, 8498640, 9348504, 11685630, 12747960, 14022756, 15580840, 16497360, 17528445, 18697008, 23371260, 25495920, 28045512, 31161680, 35056890, 46742520, 56091024, 70113780, 93485040, 140227560, 280455120]

約数ペア:

[(1, 280455120), (2, 140227560), (3, 93485040), (4, 70113780), (5, 56091024), (6, 46742520), (8, 35056890), (9, 31161680), (10, 28045512), (11, 25495920), (12, 23371260), (15, 18697008), (16, 17528445), (17, 16497360), (18, 15580840), (20, 14022756), (22, 12747960), (24, 11685630), (30, 9348504), (33, 8498640), (34, 8248680), (36, 7790420), (40, 7011378), (44, 6373980), (45, 6232336), (48, 5842815), (51, 5499120), (55, 5099184), (60, 4674252), (66, 4249320), (68, 4124340), (72, 3895210), (80, 3505689), (85, 3299472), (88, 3186990), (90, 3116168), (99, 2832880), (102, 2749560), (110, 2549592), (120, 2337126), (132, 2124660), (136, 2062170), (144, 1947605), (153, 1833040), (165, 1699728), (170, 1649736), (176, 1593495), (180, 1558084), (187, 1499760), (198, 1416440), (204, 1374780), (220, 1274796), (240, 1168563), (255, 1099824), (264, 1062330), (272, 1031085), (306, 916520), (330, 849864), (340, 824868), (360, 779042), (374, 749880), (396, 708220), (408, 687390), (440, 637398), (495, 566576), (510, 549912), (528, 531165), (561, 499920), (612, 458260), (660, 424932), (680, 412434), (720, 389521), (748, 374940), (765, 366608), (792, 354110), (816, 343695), (880, 318699), (935, 299952), (990, 283288), (1020, 274956), (1122, 249960), (1224, 229130), (1320, 212466), (1360, 206217), (1496, 187470), (1530, 183304), (1584, 177055), (1683, 166640), (1870, 149976), (1980, 141644), (2040, 137478), (2083, 134640), (2244, 124980), (2448, 114565), (2640, 106233), (2805, 99984), (2992, 93735), (3060, 91652), (3366, 83320), (3740, 74988), (3960, 70822), (4080, 68739), (4166, 67320), (4488, 62490), (5610, 49992), (6120, 45826), (6249, 44880), (6732, 41660), (7480, 37494), (7920, 35411), (8332, 33660), (8415, 33328), (8976, 31245), (10415, 26928), (11220, 24996), (12240, 22913), (12498, 22440), (13464, 20830), (14960, 18747), (16664, 16830)]