208151640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5209}}^1$

素因数の和:5266

約数の個数: 128

約数和(自身を含む): 712728000

約数和(自身を除く): 504576360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 90, 108, 111, 120, 135, 148, 180, 185, 216, 222, 270, 296, 333, 360, 370, 444, 540, 555, 666, 740, 888, 999, 1080, 1110, 1332, 1480, 1665, 1998, 2220, 2664, 3330, 3996, 4440, 4995, 5209, 6660, 7992, 9990, 10418, 13320, 15627, 19980, 20836, 26045, 31254, 39960, 41672, 46881, 52090, 62508, 78135, 93762, 104180, 125016, 140643, 156270, 187524, 192733, 208360, 234405, 281286, 312540, 375048, 385466, 468810, 562572, 578199, 625080, 703215, 770932, 937620, 963665, 1125144, 1156398, 1406430, 1541864, 1734597, 1875240, 1927330, 2312796, 2812860, 2890995, 3469194, 3854660, 4625592, 5203791, 5625720, 5781990, 6938388, 7709320, 8672985, 10407582, 11563980, 13876776, 17345970, 20815164, 23127960, 26018955, 34691940, 41630328, 52037910, 69383880, 104075820, 208151640]

約数ペア:

[(1, 208151640), (2, 104075820), (3, 69383880), (4, 52037910), (5, 41630328), (6, 34691940), (8, 26018955), (9, 23127960), (10, 20815164), (12, 17345970), (15, 13876776), (18, 11563980), (20, 10407582), (24, 8672985), (27, 7709320), (30, 6938388), (36, 5781990), (37, 5625720), (40, 5203791), (45, 4625592), (54, 3854660), (60, 3469194), (72, 2890995), (74, 2812860), (90, 2312796), (108, 1927330), (111, 1875240), (120, 1734597), (135, 1541864), (148, 1406430), (180, 1156398), (185, 1125144), (216, 963665), (222, 937620), (270, 770932), (296, 703215), (333, 625080), (360, 578199), (370, 562572), (444, 468810), (540, 385466), (555, 375048), (666, 312540), (740, 281286), (888, 234405), (999, 208360), (1080, 192733), (1110, 187524), (1332, 156270), (1480, 140643), (1665, 125016), (1998, 104180), (2220, 93762), (2664, 78135), (3330, 62508), (3996, 52090), (4440, 46881), (4995, 41672), (5209, 39960), (6660, 31254), (7992, 26045), (9990, 20836), (10418, 19980), (13320, 15627)]