212640120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2557}}^1$

素因数の和:2595

約数の個数: 256

約数和(自身を含む): 884044800

約数和(自身を除く): 671404680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 54, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 108, 110, 120, 126, 132, 135, 140, 154, 165, 168, 180, 189, 198, 210, 216, 220, 231, 252, 264, 270, 280, 297, 308, 315, 330, 360, 378, 385, 396, 420, 440, 462, 495, 504, 540, 594, 616, 630, 660, 693, 756, 770, 792, 840, 924, 945, 990, 1080, 1155, 1188, 1260, 1320, 1386, 1485, 1512, 1540, 1848, 1890, 1980, 2079, 2310, 2376, 2520, 2557, 2772, 2970, 3080, 3465, 3780, 3960, 4158, 4620, 5114, 5544, 5940, 6930, 7560, 7671, 8316, 9240, 10228, 10395, 11880, 12785, 13860, 15342, 16632, 17899, 20456, 20790, 23013, 25570, 27720, 28127, 30684, 35798, 38355, 41580, 46026, 51140, 53697, 56254, 61368, 69039, 71596, 76710, 83160, 84381, 89495, 92052, 102280, 107394, 112508, 115065, 138078, 140635, 143192, 153420, 161091, 168762, 178990, 184104, 196889, 214788, 225016, 230130, 253143, 268485, 276156, 281270, 306840, 322182, 337524, 345195, 357980, 393778, 421905, 429576, 460260, 483273, 506286, 536970, 552312, 562540, 590667, 644364, 675048, 690390, 715960, 759429, 787556, 805455, 843810, 920520, 966546, 984445, 1012572, 1073940, 1125080, 1181334, 1265715, 1288728, 1380780, 1518858, 1575112, 1610910, 1687620, 1772001, 1933092, 1968890, 2025144, 2147880, 2362668, 2416365, 2531430, 2761560, 2953335, 3037716, 3221820, 3375240, 3544002, 3797145, 3866184, 3937780, 4725336, 4832730, 5062860, 5316003, 5906670, 6075432, 6443640, 7088004, 7594290, 7875560, 8860005, 9665460, 10125720, 10632006, 11813340, 14176008, 15188580, 17720010, 19330920, 21264012, 23626680, 26580015, 30377160, 35440020, 42528024, 53160030, 70880040, 106320060, 212640120]

約数ペア:

[(1, 212640120), (2, 106320060), (3, 70880040), (4, 53160030), (5, 42528024), (6, 35440020), (7, 30377160), (8, 26580015), (9, 23626680), (10, 21264012), (11, 19330920), (12, 17720010), (14, 15188580), (15, 14176008), (18, 11813340), (20, 10632006), (21, 10125720), (22, 9665460), (24, 8860005), (27, 7875560), (28, 7594290), (30, 7088004), (33, 6443640), (35, 6075432), (36, 5906670), (40, 5316003), (42, 5062860), (44, 4832730), (45, 4725336), (54, 3937780), (55, 3866184), (56, 3797145), (60, 3544002), (63, 3375240), (66, 3221820), (70, 3037716), (72, 2953335), (77, 2761560), (84, 2531430), (88, 2416365), (90, 2362668), (99, 2147880), (105, 2025144), (108, 1968890), (110, 1933092), (120, 1772001), (126, 1687620), (132, 1610910), (135, 1575112), (140, 1518858), (154, 1380780), (165, 1288728), (168, 1265715), (180, 1181334), (189, 1125080), (198, 1073940), (210, 1012572), (216, 984445), (220, 966546), (231, 920520), (252, 843810), (264, 805455), (270, 787556), (280, 759429), (297, 715960), (308, 690390), (315, 675048), (330, 644364), (360, 590667), (378, 562540), (385, 552312), (396, 536970), (420, 506286), (440, 483273), (462, 460260), (495, 429576), (504, 421905), (540, 393778), (594, 357980), (616, 345195), (630, 337524), (660, 322182), (693, 306840), (756, 281270), (770, 276156), (792, 268485), (840, 253143), (924, 230130), (945, 225016), (990, 214788), (1080, 196889), (1155, 184104), (1188, 178990), (1260, 168762), (1320, 161091), (1386, 153420), (1485, 143192), (1512, 140635), (1540, 138078), (1848, 115065), (1890, 112508), (1980, 107394), (2079, 102280), (2310, 92052), (2376, 89495), (2520, 84381), (2557, 83160), (2772, 76710), (2970, 71596), (3080, 69039), (3465, 61368), (3780, 56254), (3960, 53697), (4158, 51140), (4620, 46026), (5114, 41580), (5544, 38355), (5940, 35798), (6930, 30684), (7560, 28127), (7671, 27720), (8316, 25570), (9240, 23013), (10228, 20790), (10395, 20456), (11880, 17899), (12785, 16632), (13860, 15342)]