40808040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:172

約数の個数: 256

約数和(自身を含む): 156280320

約数和(自身を除く): 115472280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 37, 39, 40, 42, 52, 56, 60, 65, 70, 74, 78, 84, 91, 101, 104, 105, 111, 120, 130, 140, 148, 156, 168, 182, 185, 195, 202, 210, 222, 259, 260, 273, 280, 296, 303, 312, 364, 370, 390, 404, 420, 444, 455, 481, 505, 518, 520, 546, 555, 606, 707, 728, 740, 777, 780, 808, 840, 888, 910, 962, 1010, 1036, 1092, 1110, 1212, 1295, 1313, 1365, 1414, 1443, 1480, 1515, 1554, 1560, 1820, 1924, 2020, 2072, 2121, 2184, 2220, 2405, 2424, 2590, 2626, 2730, 2828, 2886, 3030, 3108, 3367, 3535, 3640, 3737, 3848, 3885, 3939, 4040, 4242, 4440, 4810, 5180, 5252, 5460, 5656, 5772, 6060, 6216, 6565, 6734, 7070, 7215, 7474, 7770, 7878, 8484, 9191, 9620, 10101, 10360, 10504, 10605, 10920, 11211, 11544, 12120, 13130, 13468, 14140, 14430, 14948, 15540, 15756, 16835, 16968, 18382, 18685, 19240, 19695, 20202, 21210, 22422, 26159, 26260, 26936, 27573, 28280, 28860, 29896, 31080, 31512, 33670, 36764, 37370, 39390, 40404, 42420, 44844, 45955, 48581, 50505, 52318, 52520, 55146, 56055, 57720, 67340, 73528, 74740, 78477, 78780, 80808, 84840, 89688, 91910, 97162, 101010, 104636, 110292, 112110, 130795, 134680, 137865, 145743, 149480, 156954, 157560, 183820, 194324, 202020, 209272, 220584, 224220, 242905, 261590, 275730, 291486, 313908, 340067, 367640, 388648, 392385, 404040, 448440, 485810, 523180, 551460, 582972, 627816, 680134, 728715, 784770, 971620, 1020201, 1046360, 1102920, 1165944, 1360268, 1457430, 1569540, 1700335, 1943240, 2040402, 2720536, 2914860, 3139080, 3400670, 4080804, 5101005, 5829720, 6801340, 8161608, 10202010, 13602680, 20404020, 40808040]

約数ペア:

[(1, 40808040), (2, 20404020), (3, 13602680), (4, 10202010), (5, 8161608), (6, 6801340), (7, 5829720), (8, 5101005), (10, 4080804), (12, 3400670), (13, 3139080), (14, 2914860), (15, 2720536), (20, 2040402), (21, 1943240), (24, 1700335), (26, 1569540), (28, 1457430), (30, 1360268), (35, 1165944), (37, 1102920), (39, 1046360), (40, 1020201), (42, 971620), (52, 784770), (56, 728715), (60, 680134), (65, 627816), (70, 582972), (74, 551460), (78, 523180), (84, 485810), (91, 448440), (101, 404040), (104, 392385), (105, 388648), (111, 367640), (120, 340067), (130, 313908), (140, 291486), (148, 275730), (156, 261590), (168, 242905), (182, 224220), (185, 220584), (195, 209272), (202, 202020), (210, 194324), (222, 183820), (259, 157560), (260, 156954), (273, 149480), (280, 145743), (296, 137865), (303, 134680), (312, 130795), (364, 112110), (370, 110292), (390, 104636), (404, 101010), (420, 97162), (444, 91910), (455, 89688), (481, 84840), (505, 80808), (518, 78780), (520, 78477), (546, 74740), (555, 73528), (606, 67340), (707, 57720), (728, 56055), (740, 55146), (777, 52520), (780, 52318), (808, 50505), (840, 48581), (888, 45955), (910, 44844), (962, 42420), (1010, 40404), (1036, 39390), (1092, 37370), (1110, 36764), (1212, 33670), (1295, 31512), (1313, 31080), (1365, 29896), (1414, 28860), (1443, 28280), (1480, 27573), (1515, 26936), (1554, 26260), (1560, 26159), (1820, 22422), (1924, 21210), (2020, 20202), (2072, 19695), (2121, 19240), (2184, 18685), (2220, 18382), (2405, 16968), (2424, 16835), (2590, 15756), (2626, 15540), (2730, 14948), (2828, 14430), (2886, 14140), (3030, 13468), (3108, 13130), (3367, 12120), (3535, 11544), (3640, 11211), (3737, 10920), (3848, 10605), (3885, 10504), (3939, 10360), (4040, 10101), (4242, 9620), (4440, 9191), (4810, 8484), (5180, 7878), (5252, 7770), (5460, 7474), (5656, 7215), (5772, 7070), (6060, 6734), (6216, 6565)]