531271440

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{857}}^1$

素因数の和:927

約数の個数: 320

約数和(自身を含む): 2144862720

約数和(自身を除く): 1613591280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 41, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 82, 84, 90, 105, 108, 112, 120, 123, 126, 135, 140, 144, 164, 168, 180, 189, 205, 210, 216, 240, 246, 252, 270, 280, 287, 315, 328, 336, 360, 369, 378, 410, 420, 432, 492, 504, 540, 560, 574, 615, 630, 656, 720, 738, 756, 820, 840, 857, 861, 945, 984, 1008, 1080, 1107, 1148, 1230, 1260, 1435, 1476, 1512, 1640, 1680, 1714, 1722, 1845, 1890, 1968, 2160, 2214, 2296, 2460, 2520, 2571, 2583, 2870, 2952, 3024, 3280, 3428, 3444, 3690, 3780, 4285, 4305, 4428, 4592, 4920, 5040, 5142, 5166, 5535, 5740, 5904, 5999, 6856, 6888, 7380, 7560, 7713, 7749, 8570, 8610, 8856, 9840, 10284, 10332, 11070, 11480, 11998, 12855, 12915, 13712, 13776, 14760, 15120, 15426, 15498, 17140, 17220, 17712, 17997, 20568, 20664, 22140, 22960, 23139, 23996, 25710, 25830, 29520, 29995, 30852, 30996, 34280, 34440, 35137, 35994, 38565, 38745, 41136, 41328, 44280, 46278, 47992, 51420, 51660, 53991, 59990, 61704, 61992, 68560, 68880, 70274, 71988, 77130, 77490, 88560, 89985, 92556, 95984, 102840, 103320, 105411, 107982, 115695, 119980, 123408, 123984, 140548, 143976, 154260, 154980, 161973, 175685, 179970, 185112, 205680, 206640, 210822, 215964, 231390, 239960, 245959, 269955, 281096, 287952, 308520, 309960, 316233, 323946, 351370, 359940, 370224, 421644, 431928, 462780, 479920, 491918, 527055, 539910, 562192, 617040, 619920, 632466, 647892, 702740, 719880, 737877, 809865, 843288, 863856, 925560, 948699, 983836, 1054110, 1079820, 1229795, 1264932, 1295784, 1405480, 1439760, 1475754, 1581165, 1619730, 1686576, 1851120, 1897398, 1967672, 2108220, 2159640, 2213631, 2459590, 2529864, 2591568, 2810960, 2951508, 3162330, 3239460, 3689385, 3794796, 3935344, 4216440, 4319280, 4427262, 4743495, 4919180, 5059728, 5903016, 6324660, 6478920, 6640893, 7378770, 7589592, 8432880, 8854524, 9486990, 9838360, 11068155, 11806032, 12649320, 12957840, 13281786, 14757540, 15179184, 17709048, 18973980, 19676720, 22136310, 25298640, 26563572, 29515080, 33204465, 35418096, 37947960, 44272620, 53127144, 59030160, 66408930, 75895920, 88545240, 106254288, 132817860, 177090480, 265635720, 531271440]

約数ペア:

[(1, 531271440), (2, 265635720), (3, 177090480), (4, 132817860), (5, 106254288), (6, 88545240), (7, 75895920), (8, 66408930), (9, 59030160), (10, 53127144), (12, 44272620), (14, 37947960), (15, 35418096), (16, 33204465), (18, 29515080), (20, 26563572), (21, 25298640), (24, 22136310), (27, 19676720), (28, 18973980), (30, 17709048), (35, 15179184), (36, 14757540), (40, 13281786), (41, 12957840), (42, 12649320), (45, 11806032), (48, 11068155), (54, 9838360), (56, 9486990), (60, 8854524), (63, 8432880), (70, 7589592), (72, 7378770), (80, 6640893), (82, 6478920), (84, 6324660), (90, 5903016), (105, 5059728), (108, 4919180), (112, 4743495), (120, 4427262), (123, 4319280), (126, 4216440), (135, 3935344), (140, 3794796), (144, 3689385), (164, 3239460), (168, 3162330), (180, 2951508), (189, 2810960), (205, 2591568), (210, 2529864), (216, 2459590), (240, 2213631), (246, 2159640), (252, 2108220), (270, 1967672), (280, 1897398), (287, 1851120), (315, 1686576), (328, 1619730), (336, 1581165), (360, 1475754), (369, 1439760), (378, 1405480), (410, 1295784), (420, 1264932), (432, 1229795), (492, 1079820), (504, 1054110), (540, 983836), (560, 948699), (574, 925560), (615, 863856), (630, 843288), (656, 809865), (720, 737877), (738, 719880), (756, 702740), (820, 647892), (840, 632466), (857, 619920), (861, 617040), (945, 562192), (984, 539910), (1008, 527055), (1080, 491918), (1107, 479920), (1148, 462780), (1230, 431928), (1260, 421644), (1435, 370224), (1476, 359940), (1512, 351370), (1640, 323946), (1680, 316233), (1714, 309960), (1722, 308520), (1845, 287952), (1890, 281096), (1968, 269955), (2160, 245959), (2214, 239960), (2296, 231390), (2460, 215964), (2520, 210822), (2571, 206640), (2583, 205680), (2870, 185112), (2952, 179970), (3024, 175685), (3280, 161973), (3428, 154980), (3444, 154260), (3690, 143976), (3780, 140548), (4285, 123984), (4305, 123408), (4428, 119980), (4592, 115695), (4920, 107982), (5040, 105411), (5142, 103320), (5166, 102840), (5535, 95984), (5740, 92556), (5904, 89985), (5999, 88560), (6856, 77490), (6888, 77130), (7380, 71988), (7560, 70274), (7713, 68880), (7749, 68560), (8570, 61992), (8610, 61704), (8856, 59990), (9840, 53991), (10284, 51660), (10332, 51420), (11070, 47992), (11480, 46278), (11998, 44280), (12855, 41328), (12915, 41136), (13712, 38745), (13776, 38565), (14760, 35994), (15120, 35137), (15426, 34440), (15498, 34280), (17140, 30996), (17220, 30852), (17712, 29995), (17997, 29520), (20568, 25830), (20664, 25710), (22140, 23996), (22960, 23139)]