20249547984

素因数分解:

$2^4\times 3^2\times {\mathrm{107}}^1\times {\mathrm{449}}^1\times {\mathrm{2927}}^1$

素因数の和:3497

約数の個数: 120

約数和(自身を含む): 57347222400

約数和(自身を除く): 37097674416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 107, 144, 214, 321, 428, 449, 642, 856, 898, 963, 1284, 1347, 1712, 1796, 1926, 2568, 2694, 2927, 3592, 3852, 4041, 5136, 5388, 5854, 7184, 7704, 8082, 8781, 10776, 11708, 15408, 16164, 17562, 21552, 23416, 26343, 32328, 35124, 46832, 48043, 52686, 64656, 70248, 96086, 105372, 140496, 144129, 192172, 210744, 288258, 313189, 384344, 421488, 432387, 576516, 626378, 768688, 864774, 939567, 1153032, 1252756, 1314223, 1729548, 1879134, 2306064, 2505512, 2628446, 2818701, 3459096, 3758268, 3942669, 5011024, 5256892, 5637402, 6918192, 7516536, 7885338, 10513784, 11274804, 11828007, 15033072, 15770676, 21027568, 22549608, 23656014, 31541352, 45099216, 47312028, 63082704, 94624056, 140621861, 189248112, 281243722, 421865583, 562487444, 843731166, 1124974888, 1265596749, 1687462332, 2249949776, 2531193498, 3374924664, 5062386996, 6749849328, 10124773992, 20249547984]

約数ペア:

[(1, 20249547984), (2, 10124773992), (3, 6749849328), (4, 5062386996), (6, 3374924664), (8, 2531193498), (9, 2249949776), (12, 1687462332), (16, 1265596749), (18, 1124974888), (24, 843731166), (36, 562487444), (48, 421865583), (72, 281243722), (107, 189248112), (144, 140621861), (214, 94624056), (321, 63082704), (428, 47312028), (449, 45099216), (642, 31541352), (856, 23656014), (898, 22549608), (963, 21027568), (1284, 15770676), (1347, 15033072), (1712, 11828007), (1796, 11274804), (1926, 10513784), (2568, 7885338), (2694, 7516536), (2927, 6918192), (3592, 5637402), (3852, 5256892), (4041, 5011024), (5136, 3942669), (5388, 3758268), (5854, 3459096), (7184, 2818701), (7704, 2628446), (8082, 2505512), (8781, 2306064), (10776, 1879134), (11708, 1729548), (15408, 1314223), (16164, 1252756), (17562, 1153032), (21552, 939567), (23416, 864774), (26343, 768688), (32328, 626378), (35124, 576516), (46832, 432387), (48043, 421488), (52686, 384344), (64656, 313189), (70248, 288258), (96086, 210744), (105372, 192172), (140496, 144129)]