81901177632

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{449}}^1\times {\mathrm{20431}}^1$

素因数の和:20927

約数の個数: 144

約数和(自身を含む): 240966835200

約数和(自身を除く): 159065657568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 449, 496, 558, 744, 898, 992, 1116, 1347, 1488, 1796, 2232, 2694, 2976, 3592, 4041, 4464, 5388, 7184, 8082, 8928, 10776, 13919, 14368, 16164, 20431, 21552, 27838, 32328, 40862, 41757, 43104, 55676, 61293, 64656, 81724, 83514, 111352, 122586, 125271, 129312, 163448, 167028, 183879, 222704, 245172, 250542, 326896, 334056, 367758, 445408, 490344, 501084, 633361, 653792, 668112, 735516, 980688, 1002168, 1266722, 1336224, 1471032, 1900083, 1961376, 2004336, 2533444, 2942064, 3800166, 4008672, 5066888, 5700249, 5884128, 7600332, 9173519, 10133776, 11400498, 15200664, 18347038, 20267552, 22800996, 27520557, 30401328, 36694076, 45601992, 55041114, 60802656, 73388152, 82561671, 91203984, 110082228, 146776304, 165123342, 182407968, 220164456, 284379089, 293552608, 330246684, 440328912, 568758178, 660493368, 853137267, 880657824, 1137516356, 1320986736, 1706274534, 2275032712, 2559411801, 2641973472, 3412549068, 4550065424, 5118823602, 6825098136, 9100130848, 10237647204, 13650196272, 20475294408, 27300392544, 40950588816, 81901177632]

約数ペア:

[(1, 81901177632), (2, 40950588816), (3, 27300392544), (4, 20475294408), (6, 13650196272), (8, 10237647204), (9, 9100130848), (12, 6825098136), (16, 5118823602), (18, 4550065424), (24, 3412549068), (31, 2641973472), (32, 2559411801), (36, 2275032712), (48, 1706274534), (62, 1320986736), (72, 1137516356), (93, 880657824), (96, 853137267), (124, 660493368), (144, 568758178), (186, 440328912), (248, 330246684), (279, 293552608), (288, 284379089), (372, 220164456), (449, 182407968), (496, 165123342), (558, 146776304), (744, 110082228), (898, 91203984), (992, 82561671), (1116, 73388152), (1347, 60802656), (1488, 55041114), (1796, 45601992), (2232, 36694076), (2694, 30401328), (2976, 27520557), (3592, 22800996), (4041, 20267552), (4464, 18347038), (5388, 15200664), (7184, 11400498), (8082, 10133776), (8928, 9173519), (10776, 7600332), (13919, 5884128), (14368, 5700249), (16164, 5066888), (20431, 4008672), (21552, 3800166), (27838, 2942064), (32328, 2533444), (40862, 2004336), (41757, 1961376), (43104, 1900083), (55676, 1471032), (61293, 1336224), (64656, 1266722), (81724, 1002168), (83514, 980688), (111352, 735516), (122586, 668112), (125271, 653792), (129312, 633361), (163448, 501084), (167028, 490344), (183879, 445408), (222704, 367758), (245172, 334056), (250542, 326896)]