428919180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:488

約数の個数: 192

約数和(自身を含む): 1358622720

約数和(自身を除く): 929703540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 30, 34, 46, 47, 51, 60, 68, 69, 85, 92, 94, 102, 115, 138, 141, 170, 188, 204, 230, 235, 255, 276, 282, 340, 345, 389, 391, 460, 470, 510, 564, 690, 705, 778, 782, 799, 940, 1020, 1081, 1167, 1173, 1380, 1410, 1556, 1564, 1598, 1945, 1955, 2162, 2334, 2346, 2397, 2820, 3196, 3243, 3890, 3910, 3995, 4324, 4668, 4692, 4794, 5405, 5835, 5865, 6486, 6613, 7780, 7820, 7990, 8947, 9588, 10810, 11670, 11730, 11985, 12972, 13226, 15980, 16215, 17894, 18283, 18377, 19839, 21620, 23340, 23460, 23970, 26452, 26841, 32430, 33065, 35788, 36566, 36754, 39678, 44735, 47940, 53682, 54849, 55131, 64860, 66130, 73132, 73508, 79356, 89470, 91415, 91885, 99195, 107364, 109698, 110262, 132260, 134205, 152099, 178940, 182830, 183770, 198390, 219396, 220524, 268410, 274245, 275655, 304198, 310811, 365660, 367540, 396780, 420509, 456297, 536820, 548490, 551310, 608396, 621622, 760495, 841018, 912594, 932433, 1096980, 1102620, 1243244, 1261527, 1520990, 1554055, 1682036, 1825188, 1864866, 2102545, 2281485, 2523054, 3041980, 3108110, 3729732, 4205090, 4562970, 4662165, 5046108, 6216220, 6307635, 7148653, 8410180, 9125940, 9324330, 12615270, 14297306, 18648660, 21445959, 25230540, 28594612, 35743265, 42891918, 71486530, 85783836, 107229795, 142973060, 214459590, 428919180]

約数ペア:

[(1, 428919180), (2, 214459590), (3, 142973060), (4, 107229795), (5, 85783836), (6, 71486530), (10, 42891918), (12, 35743265), (15, 28594612), (17, 25230540), (20, 21445959), (23, 18648660), (30, 14297306), (34, 12615270), (46, 9324330), (47, 9125940), (51, 8410180), (60, 7148653), (68, 6307635), (69, 6216220), (85, 5046108), (92, 4662165), (94, 4562970), (102, 4205090), (115, 3729732), (138, 3108110), (141, 3041980), (170, 2523054), (188, 2281485), (204, 2102545), (230, 1864866), (235, 1825188), (255, 1682036), (276, 1554055), (282, 1520990), (340, 1261527), (345, 1243244), (389, 1102620), (391, 1096980), (460, 932433), (470, 912594), (510, 841018), (564, 760495), (690, 621622), (705, 608396), (778, 551310), (782, 548490), (799, 536820), (940, 456297), (1020, 420509), (1081, 396780), (1167, 367540), (1173, 365660), (1380, 310811), (1410, 304198), (1556, 275655), (1564, 274245), (1598, 268410), (1945, 220524), (1955, 219396), (2162, 198390), (2334, 183770), (2346, 182830), (2397, 178940), (2820, 152099), (3196, 134205), (3243, 132260), (3890, 110262), (3910, 109698), (3995, 107364), (4324, 99195), (4668, 91885), (4692, 91415), (4794, 89470), (5405, 79356), (5835, 73508), (5865, 73132), (6486, 66130), (6613, 64860), (7780, 55131), (7820, 54849), (7990, 53682), (8947, 47940), (9588, 44735), (10810, 39678), (11670, 36754), (11730, 36566), (11985, 35788), (12972, 33065), (13226, 32430), (15980, 26841), (16215, 26452), (17894, 23970), (18283, 23460), (18377, 23340), (19839, 21620)]