64207440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{67}}^1$

素因数の和:119

約数の個数: 240

約数和(自身を含む): 240716736

約数和(自身を除く): 176509296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 67, 72, 80, 88, 90, 99, 110, 120, 121, 132, 134, 144, 165, 176, 180, 198, 201, 220, 240, 242, 264, 268, 330, 335, 360, 363, 396, 402, 440, 484, 495, 528, 536, 603, 605, 660, 670, 720, 726, 737, 792, 804, 880, 968, 990, 1005, 1072, 1089, 1206, 1210, 1320, 1331, 1340, 1452, 1474, 1584, 1608, 1815, 1936, 1980, 2010, 2178, 2211, 2412, 2420, 2640, 2662, 2680, 2904, 2948, 3015, 3216, 3630, 3685, 3960, 3993, 4020, 4356, 4422, 4824, 4840, 5324, 5360, 5445, 5808, 5896, 6030, 6633, 6655, 7260, 7370, 7920, 7986, 8040, 8107, 8712, 8844, 9648, 9680, 10648, 10890, 11055, 11792, 11979, 12060, 13266, 13310, 14520, 14740, 15972, 16080, 16214, 17424, 17688, 19965, 21296, 21780, 22110, 23958, 24120, 24321, 26532, 26620, 29040, 29480, 31944, 32428, 33165, 35376, 39930, 40535, 43560, 44220, 47916, 48240, 48642, 53064, 53240, 58960, 59895, 63888, 64856, 66330, 72963, 79860, 81070, 87120, 88440, 89177, 95832, 97284, 106128, 106480, 119790, 121605, 129712, 132660, 145926, 159720, 162140, 176880, 178354, 191664, 194568, 239580, 243210, 265320, 267531, 291852, 319440, 324280, 356708, 364815, 389136, 445885, 479160, 486420, 530640, 535062, 583704, 648560, 713416, 729630, 802593, 891770, 958320, 972840, 1070124, 1167408, 1337655, 1426832, 1459260, 1605186, 1783540, 1945680, 2140248, 2675310, 2918520, 3210372, 3567080, 4012965, 4280496, 5350620, 5837040, 6420744, 7134160, 8025930, 10701240, 12841488, 16051860, 21402480, 32103720, 64207440]

約数ペア:

[(1, 64207440), (2, 32103720), (3, 21402480), (4, 16051860), (5, 12841488), (6, 10701240), (8, 8025930), (9, 7134160), (10, 6420744), (11, 5837040), (12, 5350620), (15, 4280496), (16, 4012965), (18, 3567080), (20, 3210372), (22, 2918520), (24, 2675310), (30, 2140248), (33, 1945680), (36, 1783540), (40, 1605186), (44, 1459260), (45, 1426832), (48, 1337655), (55, 1167408), (60, 1070124), (66, 972840), (67, 958320), (72, 891770), (80, 802593), (88, 729630), (90, 713416), (99, 648560), (110, 583704), (120, 535062), (121, 530640), (132, 486420), (134, 479160), (144, 445885), (165, 389136), (176, 364815), (180, 356708), (198, 324280), (201, 319440), (220, 291852), (240, 267531), (242, 265320), (264, 243210), (268, 239580), (330, 194568), (335, 191664), (360, 178354), (363, 176880), (396, 162140), (402, 159720), (440, 145926), (484, 132660), (495, 129712), (528, 121605), (536, 119790), (603, 106480), (605, 106128), (660, 97284), (670, 95832), (720, 89177), (726, 88440), (737, 87120), (792, 81070), (804, 79860), (880, 72963), (968, 66330), (990, 64856), (1005, 63888), (1072, 59895), (1089, 58960), (1206, 53240), (1210, 53064), (1320, 48642), (1331, 48240), (1340, 47916), (1452, 44220), (1474, 43560), (1584, 40535), (1608, 39930), (1815, 35376), (1936, 33165), (1980, 32428), (2010, 31944), (2178, 29480), (2211, 29040), (2412, 26620), (2420, 26532), (2640, 24321), (2662, 24120), (2680, 23958), (2904, 22110), (2948, 21780), (3015, 21296), (3216, 19965), (3630, 17688), (3685, 17424), (3960, 16214), (3993, 16080), (4020, 15972), (4356, 14740), (4422, 14520), (4824, 13310), (4840, 13266), (5324, 12060), (5360, 11979), (5445, 11792), (5808, 11055), (5896, 10890), (6030, 10648), (6633, 9680), (6655, 9648), (7260, 8844), (7370, 8712), (7920, 8107), (7986, 8040)]