1580040

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1$

素因数の和:57

約数の個数: 256

約数和(自身を含む): 6912000

約数和(自身を除く): 5331960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 19, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 38, 40, 42, 44, 45, 54, 55, 56, 57, 60, 63, 66, 70, 72, 76, 77, 84, 88, 90, 95, 99, 105, 108, 110, 114, 120, 126, 132, 133, 135, 140, 152, 154, 165, 168, 171, 180, 189, 190, 198, 209, 210, 216, 220, 228, 231, 252, 264, 266, 270, 280, 285, 297, 308, 315, 330, 342, 360, 378, 380, 385, 396, 399, 418, 420, 440, 456, 462, 495, 504, 513, 532, 540, 570, 594, 616, 627, 630, 660, 665, 684, 693, 756, 760, 770, 792, 798, 836, 840, 855, 924, 945, 990, 1026, 1045, 1064, 1080, 1140, 1155, 1188, 1197, 1254, 1260, 1320, 1330, 1368, 1386, 1463, 1485, 1512, 1540, 1596, 1672, 1710, 1848, 1881, 1890, 1980, 1995, 2052, 2079, 2090, 2280, 2310, 2376, 2394, 2508, 2520, 2565, 2660, 2772, 2926, 2970, 3080, 3135, 3192, 3420, 3465, 3591, 3762, 3780, 3960, 3990, 4104, 4158, 4180, 4389, 4620, 4788, 5016, 5130, 5320, 5544, 5643, 5852, 5940, 5985, 6270, 6840, 6930, 7182, 7315, 7524, 7560, 7980, 8316, 8360, 8778, 9240, 9405, 9576, 10260, 10395, 11286, 11704, 11880, 11970, 12540, 13167, 13860, 14364, 14630, 15048, 15960, 16632, 17556, 17955, 18810, 20520, 20790, 21945, 22572, 23940, 25080, 26334, 27720, 28215, 28728, 29260, 35112, 35910, 37620, 39501, 41580, 43890, 45144, 47880, 52668, 56430, 58520, 65835, 71820, 75240, 79002, 83160, 87780, 105336, 112860, 131670, 143640, 158004, 175560, 197505, 225720, 263340, 316008, 395010, 526680, 790020, 1580040]

約数ペア:

[(1, 1580040), (2, 790020), (3, 526680), (4, 395010), (5, 316008), (6, 263340), (7, 225720), (8, 197505), (9, 175560), (10, 158004), (11, 143640), (12, 131670), (14, 112860), (15, 105336), (18, 87780), (19, 83160), (20, 79002), (21, 75240), (22, 71820), (24, 65835), (27, 58520), (28, 56430), (30, 52668), (33, 47880), (35, 45144), (36, 43890), (38, 41580), (40, 39501), (42, 37620), (44, 35910), (45, 35112), (54, 29260), (55, 28728), (56, 28215), (57, 27720), (60, 26334), (63, 25080), (66, 23940), (70, 22572), (72, 21945), (76, 20790), (77, 20520), (84, 18810), (88, 17955), (90, 17556), (95, 16632), (99, 15960), (105, 15048), (108, 14630), (110, 14364), (114, 13860), (120, 13167), (126, 12540), (132, 11970), (133, 11880), (135, 11704), (140, 11286), (152, 10395), (154, 10260), (165, 9576), (168, 9405), (171, 9240), (180, 8778), (189, 8360), (190, 8316), (198, 7980), (209, 7560), (210, 7524), (216, 7315), (220, 7182), (228, 6930), (231, 6840), (252, 6270), (264, 5985), (266, 5940), (270, 5852), (280, 5643), (285, 5544), (297, 5320), (308, 5130), (315, 5016), (330, 4788), (342, 4620), (360, 4389), (378, 4180), (380, 4158), (385, 4104), (396, 3990), (399, 3960), (418, 3780), (420, 3762), (440, 3591), (456, 3465), (462, 3420), (495, 3192), (504, 3135), (513, 3080), (532, 2970), (540, 2926), (570, 2772), (594, 2660), (616, 2565), (627, 2520), (630, 2508), (660, 2394), (665, 2376), (684, 2310), (693, 2280), (756, 2090), (760, 2079), (770, 2052), (792, 1995), (798, 1980), (836, 1890), (840, 1881), (855, 1848), (924, 1710), (945, 1672), (990, 1596), (1026, 1540), (1045, 1512), (1064, 1485), (1080, 1463), (1140, 1386), (1155, 1368), (1188, 1330), (1197, 1320), (1254, 1260)]