131908680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:308

約数の個数: 192

約数和(自身を含む): 454896000

約数和(自身を除く): 322987320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 89, 90, 92, 115, 120, 138, 178, 179, 180, 184, 207, 230, 267, 276, 345, 356, 358, 360, 414, 445, 460, 534, 537, 552, 690, 712, 716, 801, 828, 890, 895, 920, 1035, 1068, 1074, 1335, 1380, 1432, 1602, 1611, 1656, 1780, 1790, 2047, 2070, 2136, 2148, 2670, 2685, 2760, 3204, 3222, 3560, 3580, 4005, 4094, 4117, 4140, 4296, 5340, 5370, 6141, 6408, 6444, 7160, 8010, 8055, 8188, 8234, 8280, 10235, 10680, 10740, 12282, 12351, 12888, 15931, 16020, 16110, 16376, 16468, 18423, 20470, 20585, 21480, 24564, 24702, 30705, 31862, 32040, 32220, 32936, 36846, 37053, 40940, 41170, 47793, 49128, 49404, 61410, 61755, 63724, 64440, 73692, 74106, 79655, 81880, 82340, 92115, 95586, 98808, 122820, 123510, 127448, 143379, 147384, 148212, 159310, 164680, 184230, 185265, 191172, 238965, 245640, 247020, 286758, 296424, 318620, 366413, 368460, 370530, 382344, 477930, 494040, 573516, 637240, 716895, 732826, 736920, 741060, 955860, 1099239, 1147032, 1433790, 1465652, 1482120, 1832065, 1911720, 2198478, 2867580, 2931304, 3297717, 3664130, 4396956, 5496195, 5735160, 6595434, 7328260, 8793912, 10992390, 13190868, 14656520, 16488585, 21984780, 26381736, 32977170, 43969560, 65954340, 131908680]

約数ペア:

[(1, 131908680), (2, 65954340), (3, 43969560), (4, 32977170), (5, 26381736), (6, 21984780), (8, 16488585), (9, 14656520), (10, 13190868), (12, 10992390), (15, 8793912), (18, 7328260), (20, 6595434), (23, 5735160), (24, 5496195), (30, 4396956), (36, 3664130), (40, 3297717), (45, 2931304), (46, 2867580), (60, 2198478), (69, 1911720), (72, 1832065), (89, 1482120), (90, 1465652), (92, 1433790), (115, 1147032), (120, 1099239), (138, 955860), (178, 741060), (179, 736920), (180, 732826), (184, 716895), (207, 637240), (230, 573516), (267, 494040), (276, 477930), (345, 382344), (356, 370530), (358, 368460), (360, 366413), (414, 318620), (445, 296424), (460, 286758), (534, 247020), (537, 245640), (552, 238965), (690, 191172), (712, 185265), (716, 184230), (801, 164680), (828, 159310), (890, 148212), (895, 147384), (920, 143379), (1035, 127448), (1068, 123510), (1074, 122820), (1335, 98808), (1380, 95586), (1432, 92115), (1602, 82340), (1611, 81880), (1656, 79655), (1780, 74106), (1790, 73692), (2047, 64440), (2070, 63724), (2136, 61755), (2148, 61410), (2670, 49404), (2685, 49128), (2760, 47793), (3204, 41170), (3222, 40940), (3560, 37053), (3580, 36846), (4005, 32936), (4094, 32220), (4117, 32040), (4140, 31862), (4296, 30705), (5340, 24702), (5370, 24564), (6141, 21480), (6408, 20585), (6444, 20470), (7160, 18423), (8010, 16468), (8055, 16376), (8188, 16110), (8234, 16020), (8280, 15931), (10235, 12888), (10680, 12351), (10740, 12282)]