305468520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:304

約数の個数: 256

約数和(自身を含む): 1110896640

約数和(自身を除く): 805428120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 97, 105, 115, 120, 138, 140, 161, 163, 168, 184, 194, 210, 230, 276, 280, 291, 322, 326, 345, 388, 420, 460, 483, 485, 489, 552, 582, 644, 652, 679, 690, 776, 805, 815, 840, 920, 966, 970, 978, 1141, 1164, 1288, 1304, 1358, 1380, 1455, 1610, 1630, 1932, 1940, 1956, 2037, 2231, 2282, 2328, 2415, 2445, 2716, 2760, 2910, 3220, 3260, 3395, 3423, 3749, 3864, 3880, 3912, 4074, 4462, 4564, 4830, 4890, 5432, 5705, 5820, 6440, 6520, 6693, 6790, 6846, 7498, 8148, 8924, 9128, 9660, 9780, 10185, 11155, 11247, 11410, 11640, 13386, 13580, 13692, 14996, 15617, 15811, 16296, 17115, 17848, 18745, 19320, 19560, 20370, 22310, 22494, 22820, 26243, 26772, 27160, 27384, 29992, 31234, 31622, 33465, 34230, 37490, 40740, 44620, 44988, 45640, 46851, 47433, 52486, 53544, 56235, 62468, 63244, 66930, 68460, 74980, 78085, 78729, 79055, 81480, 89240, 89976, 93702, 94866, 104972, 110677, 112470, 124936, 126488, 131215, 133860, 136920, 149960, 156170, 157458, 158110, 187404, 189732, 209944, 221354, 224940, 234255, 237165, 262430, 267720, 312340, 314916, 316220, 332031, 363653, 374808, 379464, 393645, 442708, 449880, 468510, 474330, 524860, 553385, 624680, 629832, 632440, 664062, 727306, 787290, 885416, 937020, 948660, 1049720, 1090959, 1106770, 1328124, 1454612, 1574580, 1660155, 1818265, 1874040, 1897320, 2181918, 2213540, 2545571, 2656248, 2909224, 3149160, 3320310, 3636530, 4363836, 4427080, 5091142, 5454795, 6640620, 7273060, 7636713, 8727672, 10182284, 10909590, 12727855, 13281240, 14546120, 15273426, 20364568, 21819180, 25455710, 30546852, 38183565, 43638360, 50911420, 61093704, 76367130, 101822840, 152734260, 305468520]

約数ペア:

[(1, 305468520), (2, 152734260), (3, 101822840), (4, 76367130), (5, 61093704), (6, 50911420), (7, 43638360), (8, 38183565), (10, 30546852), (12, 25455710), (14, 21819180), (15, 20364568), (20, 15273426), (21, 14546120), (23, 13281240), (24, 12727855), (28, 10909590), (30, 10182284), (35, 8727672), (40, 7636713), (42, 7273060), (46, 6640620), (56, 5454795), (60, 5091142), (69, 4427080), (70, 4363836), (84, 3636530), (92, 3320310), (97, 3149160), (105, 2909224), (115, 2656248), (120, 2545571), (138, 2213540), (140, 2181918), (161, 1897320), (163, 1874040), (168, 1818265), (184, 1660155), (194, 1574580), (210, 1454612), (230, 1328124), (276, 1106770), (280, 1090959), (291, 1049720), (322, 948660), (326, 937020), (345, 885416), (388, 787290), (420, 727306), (460, 664062), (483, 632440), (485, 629832), (489, 624680), (552, 553385), (582, 524860), (644, 474330), (652, 468510), (679, 449880), (690, 442708), (776, 393645), (805, 379464), (815, 374808), (840, 363653), (920, 332031), (966, 316220), (970, 314916), (978, 312340), (1141, 267720), (1164, 262430), (1288, 237165), (1304, 234255), (1358, 224940), (1380, 221354), (1455, 209944), (1610, 189732), (1630, 187404), (1932, 158110), (1940, 157458), (1956, 156170), (2037, 149960), (2231, 136920), (2282, 133860), (2328, 131215), (2415, 126488), (2445, 124936), (2716, 112470), (2760, 110677), (2910, 104972), (3220, 94866), (3260, 93702), (3395, 89976), (3423, 89240), (3749, 81480), (3864, 79055), (3880, 78729), (3912, 78085), (4074, 74980), (4462, 68460), (4564, 66930), (4830, 63244), (4890, 62468), (5432, 56235), (5705, 53544), (5820, 52486), (6440, 47433), (6520, 46851), (6693, 45640), (6790, 44988), (6846, 44620), (7498, 40740), (8148, 37490), (8924, 34230), (9128, 33465), (9660, 31622), (9780, 31234), (10185, 29992), (11155, 27384), (11247, 27160), (11410, 26772), (11640, 26243), (13386, 22820), (13580, 22494), (13692, 22310), (14996, 20370), (15617, 19560), (15811, 19320), (16296, 18745), (17115, 17848)]