21828641160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{643}}^1\times {\mathrm{2801}}^1$

素因数の和:3559

約数の個数: 128

約数和(自身を含む): 66260799360

約数和(自身を除く): 44432158200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 202, 303, 404, 505, 606, 643, 808, 1010, 1212, 1286, 1515, 1929, 2020, 2424, 2572, 2801, 3030, 3215, 3858, 4040, 5144, 5602, 6060, 6430, 7716, 8403, 9645, 11204, 12120, 12860, 14005, 15432, 16806, 19290, 22408, 25720, 28010, 33612, 38580, 42015, 56020, 64943, 67224, 77160, 84030, 112040, 129886, 168060, 194829, 259772, 282901, 324715, 336120, 389658, 519544, 565802, 649430, 779316, 848703, 974145, 1131604, 1298860, 1414505, 1558632, 1697406, 1801043, 1948290, 2263208, 2597720, 2829010, 3394812, 3602086, 3896580, 4243515, 5403129, 5658020, 6789624, 7204172, 7793160, 8487030, 9005215, 10806258, 11316040, 14408344, 16974060, 18010430, 21612516, 27015645, 33948120, 36020860, 43225032, 54031290, 72041720, 108062580, 181905343, 216125160, 363810686, 545716029, 727621372, 909526715, 1091432058, 1455242744, 1819053430, 2182864116, 2728580145, 3638106860, 4365728232, 5457160290, 7276213720, 10914320580, 21828641160]

約数ペア:

[(1, 21828641160), (2, 10914320580), (3, 7276213720), (4, 5457160290), (5, 4365728232), (6, 3638106860), (8, 2728580145), (10, 2182864116), (12, 1819053430), (15, 1455242744), (20, 1091432058), (24, 909526715), (30, 727621372), (40, 545716029), (60, 363810686), (101, 216125160), (120, 181905343), (202, 108062580), (303, 72041720), (404, 54031290), (505, 43225032), (606, 36020860), (643, 33948120), (808, 27015645), (1010, 21612516), (1212, 18010430), (1286, 16974060), (1515, 14408344), (1929, 11316040), (2020, 10806258), (2424, 9005215), (2572, 8487030), (2801, 7793160), (3030, 7204172), (3215, 6789624), (3858, 5658020), (4040, 5403129), (5144, 4243515), (5602, 3896580), (6060, 3602086), (6430, 3394812), (7716, 2829010), (8403, 2597720), (9645, 2263208), (11204, 1948290), (12120, 1801043), (12860, 1697406), (14005, 1558632), (15432, 1414505), (16806, 1298860), (19290, 1131604), (22408, 974145), (25720, 848703), (28010, 779316), (33612, 649430), (38580, 565802), (42015, 519544), (56020, 389658), (64943, 336120), (67224, 324715), (77160, 282901), (84030, 259772), (112040, 194829), (129886, 168060)]