217811160

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{613}}^1$

素因数の和:687

約数の個数: 256

約数和(自身を含む): 848793600

約数和(自身を除く): 630982440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 47, 54, 56, 60, 63, 70, 72, 84, 90, 94, 105, 108, 120, 126, 135, 140, 141, 168, 180, 188, 189, 210, 216, 235, 252, 270, 280, 282, 315, 329, 360, 376, 378, 420, 423, 470, 504, 540, 564, 613, 630, 658, 705, 756, 840, 846, 940, 945, 987, 1080, 1128, 1226, 1260, 1269, 1316, 1410, 1512, 1645, 1692, 1839, 1880, 1890, 1974, 2115, 2452, 2520, 2538, 2632, 2820, 2961, 3065, 3290, 3384, 3678, 3780, 3948, 4230, 4291, 4904, 4935, 5076, 5517, 5640, 5922, 6130, 6345, 6580, 7356, 7560, 7896, 8460, 8582, 8883, 9195, 9870, 10152, 11034, 11844, 12260, 12690, 12873, 13160, 14712, 14805, 16551, 16920, 17164, 17766, 18390, 19740, 21455, 22068, 23688, 24520, 25380, 25746, 27585, 28811, 29610, 33102, 34328, 35532, 36780, 38619, 39480, 42910, 44136, 44415, 50760, 51492, 55170, 57622, 59220, 64365, 66204, 71064, 73560, 77238, 82755, 85820, 86433, 88830, 102984, 110340, 115244, 115857, 118440, 128730, 132408, 144055, 154476, 165510, 171640, 172866, 177660, 193095, 201677, 220680, 230488, 231714, 257460, 259299, 288110, 308952, 331020, 345732, 355320, 386190, 403354, 432165, 463428, 514920, 518598, 576220, 579285, 605031, 662040, 691464, 772380, 777897, 806708, 864330, 926856, 1008385, 1037196, 1152440, 1158570, 1210062, 1296495, 1544760, 1555794, 1613416, 1728660, 1815093, 2016770, 2074392, 2317140, 2420124, 2592990, 3025155, 3111588, 3457320, 3630186, 3889485, 4033540, 4634280, 4840248, 5185980, 5445279, 6050310, 6223176, 7260372, 7778970, 8067080, 9075465, 10371960, 10890558, 12100620, 14520744, 15557940, 18150930, 21781116, 24201240, 27226395, 31115880, 36301860, 43562232, 54452790, 72603720, 108905580, 217811160]

約数ペア:

[(1, 217811160), (2, 108905580), (3, 72603720), (4, 54452790), (5, 43562232), (6, 36301860), (7, 31115880), (8, 27226395), (9, 24201240), (10, 21781116), (12, 18150930), (14, 15557940), (15, 14520744), (18, 12100620), (20, 10890558), (21, 10371960), (24, 9075465), (27, 8067080), (28, 7778970), (30, 7260372), (35, 6223176), (36, 6050310), (40, 5445279), (42, 5185980), (45, 4840248), (47, 4634280), (54, 4033540), (56, 3889485), (60, 3630186), (63, 3457320), (70, 3111588), (72, 3025155), (84, 2592990), (90, 2420124), (94, 2317140), (105, 2074392), (108, 2016770), (120, 1815093), (126, 1728660), (135, 1613416), (140, 1555794), (141, 1544760), (168, 1296495), (180, 1210062), (188, 1158570), (189, 1152440), (210, 1037196), (216, 1008385), (235, 926856), (252, 864330), (270, 806708), (280, 777897), (282, 772380), (315, 691464), (329, 662040), (360, 605031), (376, 579285), (378, 576220), (420, 518598), (423, 514920), (470, 463428), (504, 432165), (540, 403354), (564, 386190), (613, 355320), (630, 345732), (658, 331020), (705, 308952), (756, 288110), (840, 259299), (846, 257460), (940, 231714), (945, 230488), (987, 220680), (1080, 201677), (1128, 193095), (1226, 177660), (1260, 172866), (1269, 171640), (1316, 165510), (1410, 154476), (1512, 144055), (1645, 132408), (1692, 128730), (1839, 118440), (1880, 115857), (1890, 115244), (1974, 110340), (2115, 102984), (2452, 88830), (2520, 86433), (2538, 85820), (2632, 82755), (2820, 77238), (2961, 73560), (3065, 71064), (3290, 66204), (3384, 64365), (3678, 59220), (3780, 57622), (3948, 55170), (4230, 51492), (4291, 50760), (4904, 44415), (4935, 44136), (5076, 42910), (5517, 39480), (5640, 38619), (5922, 36780), (6130, 35532), (6345, 34328), (6580, 33102), (7356, 29610), (7560, 28811), (7896, 27585), (8460, 25746), (8582, 25380), (8883, 24520), (9195, 23688), (9870, 22068), (10152, 21455), (11034, 19740), (11844, 18390), (12260, 17766), (12690, 17164), (12873, 16920), (13160, 16551), (14712, 14805)]