228455280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:240

約数の個数: 240

約数和(自身を含む): 804323520

約数和(自身を除く): 575868240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 71, 72, 80, 82, 90, 109, 120, 123, 142, 144, 164, 180, 205, 213, 218, 240, 246, 284, 327, 328, 355, 360, 369, 410, 426, 436, 492, 545, 568, 615, 639, 654, 656, 710, 720, 738, 820, 852, 872, 981, 984, 1065, 1090, 1136, 1230, 1278, 1308, 1420, 1476, 1635, 1640, 1704, 1744, 1845, 1962, 1968, 2130, 2180, 2460, 2556, 2616, 2840, 2911, 2952, 3195, 3270, 3280, 3408, 3690, 3924, 4260, 4360, 4469, 4905, 4920, 5112, 5232, 5680, 5822, 5904, 6390, 6540, 7380, 7739, 7848, 8520, 8720, 8733, 8938, 9810, 9840, 10224, 11644, 12780, 13080, 13407, 14555, 14760, 15478, 15696, 17040, 17466, 17876, 19620, 22345, 23217, 23288, 25560, 26160, 26199, 26814, 29110, 29520, 30956, 34932, 35752, 38695, 39240, 40221, 43665, 44690, 46434, 46576, 51120, 52398, 53628, 58220, 61912, 67035, 69651, 69864, 71504, 77390, 78480, 80442, 87330, 89380, 92868, 104796, 107256, 116085, 116440, 123824, 130995, 134070, 139302, 139728, 154780, 160884, 174660, 178760, 185736, 201105, 209592, 214512, 232170, 232880, 261990, 268140, 278604, 309560, 317299, 321768, 348255, 349320, 357520, 371472, 402210, 419184, 464340, 523980, 536280, 557208, 619120, 634598, 643536, 696510, 698640, 804420, 928680, 951897, 1047960, 1072560, 1114416, 1269196, 1393020, 1586495, 1608840, 1857360, 1903794, 2095920, 2538392, 2786040, 2855691, 3172990, 3217680, 3807588, 4759485, 5076784, 5572080, 5711382, 6345980, 7615176, 9518970, 11422764, 12691960, 14278455, 15230352, 19037940, 22845528, 25383920, 28556910, 38075880, 45691056, 57113820, 76151760, 114227640, 228455280]

約数ペア:

[(1, 228455280), (2, 114227640), (3, 76151760), (4, 57113820), (5, 45691056), (6, 38075880), (8, 28556910), (9, 25383920), (10, 22845528), (12, 19037940), (15, 15230352), (16, 14278455), (18, 12691960), (20, 11422764), (24, 9518970), (30, 7615176), (36, 6345980), (40, 5711382), (41, 5572080), (45, 5076784), (48, 4759485), (60, 3807588), (71, 3217680), (72, 3172990), (80, 2855691), (82, 2786040), (90, 2538392), (109, 2095920), (120, 1903794), (123, 1857360), (142, 1608840), (144, 1586495), (164, 1393020), (180, 1269196), (205, 1114416), (213, 1072560), (218, 1047960), (240, 951897), (246, 928680), (284, 804420), (327, 698640), (328, 696510), (355, 643536), (360, 634598), (369, 619120), (410, 557208), (426, 536280), (436, 523980), (492, 464340), (545, 419184), (568, 402210), (615, 371472), (639, 357520), (654, 349320), (656, 348255), (710, 321768), (720, 317299), (738, 309560), (820, 278604), (852, 268140), (872, 261990), (981, 232880), (984, 232170), (1065, 214512), (1090, 209592), (1136, 201105), (1230, 185736), (1278, 178760), (1308, 174660), (1420, 160884), (1476, 154780), (1635, 139728), (1640, 139302), (1704, 134070), (1744, 130995), (1845, 123824), (1962, 116440), (1968, 116085), (2130, 107256), (2180, 104796), (2460, 92868), (2556, 89380), (2616, 87330), (2840, 80442), (2911, 78480), (2952, 77390), (3195, 71504), (3270, 69864), (3280, 69651), (3408, 67035), (3690, 61912), (3924, 58220), (4260, 53628), (4360, 52398), (4469, 51120), (4905, 46576), (4920, 46434), (5112, 44690), (5232, 43665), (5680, 40221), (5822, 39240), (5904, 38695), (6390, 35752), (6540, 34932), (7380, 30956), (7739, 29520), (7848, 29110), (8520, 26814), (8720, 26199), (8733, 26160), (8938, 25560), (9810, 23288), (9840, 23217), (10224, 22345), (11644, 19620), (12780, 17876), (13080, 17466), (13407, 17040), (14555, 15696), (14760, 15478)]