65339820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3989}}^1$

素因数の和:4024

約数の個数: 144

約数和(自身を含む): 243996480

約数和(自身を除く): 178656660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 3989, 4095, 5460, 7978, 8190, 11967, 15956, 16380, 19945, 23934, 27923, 35901, 39890, 47868, 51857, 55846, 59835, 71802, 79780, 83769, 103714, 111692, 119670, 139615, 143604, 155571, 167538, 179505, 207428, 239340, 251307, 259285, 279230, 311142, 335076, 359010, 362999, 418845, 466713, 502614, 518570, 558460, 622284, 718020, 725998, 777855, 837690, 933426, 1005228, 1037140, 1088997, 1256535, 1451996, 1555710, 1675380, 1814995, 1866852, 2177994, 2333565, 2513070, 3111420, 3266991, 3629990, 4355988, 4667130, 5026140, 5444985, 6533982, 7259980, 9334260, 10889970, 13067964, 16334955, 21779940, 32669910, 65339820]

約数ペア:

[(1, 65339820), (2, 32669910), (3, 21779940), (4, 16334955), (5, 13067964), (6, 10889970), (7, 9334260), (9, 7259980), (10, 6533982), (12, 5444985), (13, 5026140), (14, 4667130), (15, 4355988), (18, 3629990), (20, 3266991), (21, 3111420), (26, 2513070), (28, 2333565), (30, 2177994), (35, 1866852), (36, 1814995), (39, 1675380), (42, 1555710), (45, 1451996), (52, 1256535), (60, 1088997), (63, 1037140), (65, 1005228), (70, 933426), (78, 837690), (84, 777855), (90, 725998), (91, 718020), (105, 622284), (117, 558460), (126, 518570), (130, 502614), (140, 466713), (156, 418845), (180, 362999), (182, 359010), (195, 335076), (210, 311142), (234, 279230), (252, 259285), (260, 251307), (273, 239340), (315, 207428), (364, 179505), (390, 167538), (420, 155571), (455, 143604), (468, 139615), (546, 119670), (585, 111692), (630, 103714), (780, 83769), (819, 79780), (910, 71802), (1092, 59835), (1170, 55846), (1260, 51857), (1365, 47868), (1638, 39890), (1820, 35901), (2340, 27923), (2730, 23934), (3276, 19945), (3989, 16380), (4095, 15956), (5460, 11967), (7978, 8190)]