2578216140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:812

約数の個数: 144

約数和(自身を含む): 7925299200

約数和(自身を除く): 5347083060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 167, 180, 199, 334, 398, 431, 501, 597, 668, 796, 835, 862, 995, 1002, 1194, 1293, 1503, 1670, 1724, 1791, 1990, 2004, 2155, 2388, 2505, 2586, 2985, 3006, 3340, 3582, 3879, 3980, 4310, 5010, 5172, 5970, 6012, 6465, 7164, 7515, 7758, 8620, 8955, 10020, 11940, 12930, 15030, 15516, 17910, 19395, 25860, 30060, 33233, 35820, 38790, 66466, 71977, 77580, 85769, 99699, 132932, 143954, 166165, 171538, 199398, 215931, 257307, 287908, 299097, 332330, 343076, 359885, 398796, 428845, 431862, 498495, 514614, 598194, 647793, 664660, 719770, 771921, 857690, 863724, 996990, 1029228, 1079655, 1196388, 1286535, 1295586, 1439540, 1495485, 1543842, 1715380, 1993980, 2159310, 2573070, 2591172, 2990970, 3087684, 3238965, 3859605, 4318620, 5146140, 5981940, 6477930, 7719210, 12955860, 14323423, 15438420, 28646846, 42970269, 57293692, 71617115, 85940538, 128910807, 143234230, 171881076, 214851345, 257821614, 286468460, 429702690, 515643228, 644554035, 859405380, 1289108070, 2578216140]

約数ペア:

[(1, 2578216140), (2, 1289108070), (3, 859405380), (4, 644554035), (5, 515643228), (6, 429702690), (9, 286468460), (10, 257821614), (12, 214851345), (15, 171881076), (18, 143234230), (20, 128910807), (30, 85940538), (36, 71617115), (45, 57293692), (60, 42970269), (90, 28646846), (167, 15438420), (180, 14323423), (199, 12955860), (334, 7719210), (398, 6477930), (431, 5981940), (501, 5146140), (597, 4318620), (668, 3859605), (796, 3238965), (835, 3087684), (862, 2990970), (995, 2591172), (1002, 2573070), (1194, 2159310), (1293, 1993980), (1503, 1715380), (1670, 1543842), (1724, 1495485), (1791, 1439540), (1990, 1295586), (2004, 1286535), (2155, 1196388), (2388, 1079655), (2505, 1029228), (2586, 996990), (2985, 863724), (3006, 857690), (3340, 771921), (3582, 719770), (3879, 664660), (3980, 647793), (4310, 598194), (5010, 514614), (5172, 498495), (5970, 431862), (6012, 428845), (6465, 398796), (7164, 359885), (7515, 343076), (7758, 332330), (8620, 299097), (8955, 287908), (10020, 257307), (11940, 215931), (12930, 199398), (15030, 171538), (15516, 166165), (17910, 143954), (19395, 132932), (25860, 99699), (30060, 85769), (33233, 77580), (35820, 71977), (38790, 66466)]