421451760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1949}}^1$

素因数の和:2035

約数の個数: 160

約数和(自身を含む): 1410177600

約数和(自身を除く): 988725840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 53, 60, 68, 80, 85, 102, 106, 120, 136, 159, 170, 204, 212, 240, 255, 265, 272, 318, 340, 408, 424, 510, 530, 636, 680, 795, 816, 848, 901, 1020, 1060, 1272, 1360, 1590, 1802, 1949, 2040, 2120, 2544, 2703, 3180, 3604, 3898, 4080, 4240, 4505, 5406, 5847, 6360, 7208, 7796, 9010, 9745, 10812, 11694, 12720, 13515, 14416, 15592, 18020, 19490, 21624, 23388, 27030, 29235, 31184, 33133, 36040, 38980, 43248, 46776, 54060, 58470, 66266, 72080, 77960, 93552, 99399, 103297, 108120, 116940, 132532, 155920, 165665, 198798, 206594, 216240, 233880, 265064, 309891, 331330, 397596, 413188, 467760, 496995, 516485, 530128, 619782, 662660, 795192, 826376, 993990, 1032970, 1239564, 1325320, 1549455, 1590384, 1652752, 1756049, 1987980, 2065940, 2479128, 2650640, 3098910, 3512098, 3975960, 4131880, 4958256, 5268147, 6197820, 7024196, 7951920, 8263760, 8780245, 10536294, 12395640, 14048392, 17560490, 21072588, 24791280, 26340735, 28096784, 35120980, 42145176, 52681470, 70241960, 84290352, 105362940, 140483920, 210725880, 421451760]

約数ペア:

[(1, 421451760), (2, 210725880), (3, 140483920), (4, 105362940), (5, 84290352), (6, 70241960), (8, 52681470), (10, 42145176), (12, 35120980), (15, 28096784), (16, 26340735), (17, 24791280), (20, 21072588), (24, 17560490), (30, 14048392), (34, 12395640), (40, 10536294), (48, 8780245), (51, 8263760), (53, 7951920), (60, 7024196), (68, 6197820), (80, 5268147), (85, 4958256), (102, 4131880), (106, 3975960), (120, 3512098), (136, 3098910), (159, 2650640), (170, 2479128), (204, 2065940), (212, 1987980), (240, 1756049), (255, 1652752), (265, 1590384), (272, 1549455), (318, 1325320), (340, 1239564), (408, 1032970), (424, 993990), (510, 826376), (530, 795192), (636, 662660), (680, 619782), (795, 530128), (816, 516485), (848, 496995), (901, 467760), (1020, 413188), (1060, 397596), (1272, 331330), (1360, 309891), (1590, 265064), (1802, 233880), (1949, 216240), (2040, 206594), (2120, 198798), (2544, 165665), (2703, 155920), (3180, 132532), (3604, 116940), (3898, 108120), (4080, 103297), (4240, 99399), (4505, 93552), (5406, 77960), (5847, 72080), (6360, 66266), (7208, 58470), (7796, 54060), (9010, 46776), (9745, 43248), (10812, 38980), (11694, 36040), (12720, 33133), (13515, 31184), (14416, 29235), (15592, 27030), (18020, 23388), (19490, 21624)]